diff --git a/.SpaceVim.d/autoload/SpaceVim/dev/layers.vim b/.SpaceVim.d/autoload/SpaceVim/dev/layers.vim
index 3e4a9ef0e..b2f408b54 100644
--- a/.SpaceVim.d/autoload/SpaceVim/dev/layers.vim
+++ b/.SpaceVim.d/autoload/SpaceVim/dev/layers.vim
@@ -29,6 +29,7 @@ function! s:layer_list() abort
         \ '| Name | Description |',
         \ '| ---------- | ------------ |'
         \ ]
+  call remove(layers, index(layers, '/home/wsdjeg/.SpaceVim/docs/layers/index.md'))
   for layer in layers
     let name = split(layer, '/docs/layers')[1][:-4] . '/'
     let url = 'https://spacevim.org/layers' . name
diff --git a/.ci/install.sh b/.ci/install.sh
index 20d348345..6dbed876d 100755
--- a/.ci/install.sh
+++ b/.ci/install.sh
@@ -11,17 +11,15 @@ docker pull spacevim/vims
 git fetch origin dev:dev
 
 if [ "${LINT#vimlint}" != "$LINT" ]; then
-    git clone --depth=1 https://github.com/syngan/vim-vimlint /tmp/vimlint
-    git clone --depth=1 https://github.com/ynkdir/vim-vimlparser /tmp/vimlparser
+  git clone --depth=1 https://github.com/syngan/vim-vimlint /tmp/vimlint
+  git clone --depth=1 https://github.com/ynkdir/vim-vimlparser /tmp/vimlparser
 elif [ "${LINT#vint}" != "$LINT" ]; then
-    pip install vim-vint
+  pip install vim-vint
 elif [ "${LINT#vader}" != "$LINT" ]; then
-    git clone --depth=1 https://github.com/Shougo/dein.vim.git ~/.cache/vimfiles/repos/github.com/Shougo/dein.vim
-    if [ ! -f "$HOME/deps/bin/vim" ]; then
-        C_OPTS="--prefix=$DEPS --with-features=huge --disable-gui --enable-pythoninterp"
-        (git clone --depth 1 https://github.com/vim/vim /tmp/vim &&
-        cd /tmp/vim &&
-        ./configure $C_OPTS &&
-        make install)
-    fi
+  git clone --depth=1 https://github.com/Shougo/dein.vim.git ~/.cache/vimfiles/repos/github.com/Shougo/dein.vim
+  C_OPTS="--prefix=$DEPS --with-features=huge --disable-gui --enable-pythoninterp"
+  (git clone --depth 1 https://github.com/vim/vim /tmp/vim &&
+    cd /tmp/vim &&
+    ./configure $C_OPTS &&
+    make install)
 fi
diff --git a/.ci/script.sh b/.ci/script.sh
index bfc4ea4bb..4ae9e6e1d 100755
--- a/.ci/script.sh
+++ b/.ci/script.sh
@@ -2,31 +2,32 @@
 
 set -ex
 if [ "$LINT" = "vimlint" ]; then
-    for file in $(git diff --name-only HEAD dev | grep .vim$);
-    do
-        sh /tmp/vimlint/bin/vimlint.sh -l /tmp/vimlint -p /tmp/vimlparser $file;
-    done
+  for file in $(git diff --name-only HEAD dev | grep .vim$);
+  do
+    sh /tmp/vimlint/bin/vimlint.sh -l /tmp/vimlint -p /tmp/vimlparser $file;
+  done
 elif [ "$LINT" = "vimlint-errors" ]; then
-    if [[ -f build_log ]]; then
-        rm build_log
-    fi
-    for file in $(git diff --name-only HEAD dev | grep .vim$);
-    do
-        /tmp/vimlint/bin/vimlint.sh -E -l /tmp/vimlint -p /tmp/vimlparser $file >> build_log 2>&1;
-    done
-    if [[ -s build_log ]]; then
-        cat build_log
-        exit 2
-    fi
+  if [[ -f build_log ]]; then
+    rm build_log
+  fi
+  for file in $(git diff --name-only HEAD dev | grep .vim$);
+  do
+    /tmp/vimlint/bin/vimlint.sh -E -l /tmp/vimlint -p /tmp/vimlparser $file >> build_log 2>&1;
+  done
+  if [[ -s build_log ]]; then
+    cat build_log
+    exit 2
+  fi
 elif [ "$LINT" = "vint" ]; then
-    vint .
+  vint .
 elif [ "$LINT" = "vint-errors" ]; then
-    vint --error .
+  vint --error .
 elif [ "$LINT" = "vader" ]; then
-      pip install covimerage
-      make test_coverage
-      covimerage -vv xml --omit 'build/*'
-      pip install codecov
-      codecov -X search gcov pycov -f coverage.xml
+  vim --version
+  pip install covimerage
+  make test_coverage
+  covimerage -vv xml --omit 'build/*'
+  pip install codecov
+  codecov -X search gcov pycov -f coverage.xml
 fi
 set +x
diff --git a/.travis.yml b/.travis.yml
index 69425fb04..99b0bdf47 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,6 +32,7 @@ jobs:
     - env: LINT=vint-errors VIM=nvim VIM_VERSION=v0.2.0
     - env: LINT=vint VIM=nvim VIM_VERSION=v0.2.0
     - env: LINT=vader
+      addons: { apt: { packages: [python2.7-dev] } }
   allow_failures:
     - env: LINT=vimlint VIM=nvim VIM_VERSION=v0.2.0
     - env: LINT=vint VIM=nvim VIM_VERSION=v0.2.0
diff --git a/autoload/SpaceVim/autocmds.vim b/autoload/SpaceVim/autocmds.vim
index 5280ec28c..ece117d17 100644
--- a/autoload/SpaceVim/autocmds.vim
+++ b/autoload/SpaceVim/autocmds.vim
@@ -79,6 +79,8 @@ function! SpaceVim#autocmds#init() abort
     autocmd BufWritePost *.vim call s:generate_doc()
     autocmd ColorScheme gruvbox call s:fix_gruvbox()
     autocmd VimEnter * call SpaceVim#autocmds#VimEnter()
+    autocmd User RooterChDir call SpaceVim#plugins#projectmanager#RootchandgeCallback()
+    autocmd BufEnter * let b:_spacevim_project_name = get(g:, '_spacevim_project_name', '')
   augroup END
 endfunction
 
diff --git a/autoload/SpaceVim/layers/core.vim b/autoload/SpaceVim/layers/core.vim
index 895da6868..f7d0bbb04 100644
--- a/autoload/SpaceVim/layers/core.vim
+++ b/autoload/SpaceVim/layers/core.vim
@@ -16,6 +16,7 @@ function! SpaceVim#layers#core#config() abort
   call SpaceVim#layers#load('core#tabline')
   call SpaceVim#mapping#space#def('nnoremap', ['p', 't'], 'Rooter', 'find-project-root', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['p', 'k'], 'call SpaceVim#plugins#projectmanager#kill_project()', 'kill all project buffers', 1)
+  call SpaceVim#mapping#space#def('nnoremap', ['p', 'p'], 'call SpaceVim#plugins#projectmanager#list()', 'List all projects', 1)
   let lnum = expand('<slnum>') + s:lnum - 1
   if has('python3')
     let cmd =  'Denite file_rec'
@@ -44,6 +45,9 @@ function! SpaceVim#layers#core#config() abort
   call SpaceVim#mapping#space#def('nnoremap', ['q', 'r'], '', 'restart-vim-resume-layouts(TODO)', 1)
   call SpaceVim#mapping#space#def('nnoremap', ['q', 't'], 'tabclose!', 'kill current tab', 1)
   call SpaceVim#mapping#gd#add('HelpDescribe', function('s:gotodef'))
+  " project manager
+  call SpaceVim#mapping#space#def('nnoremap', ['p', '!'], 'Grepper', 'fuzzy search for text in current project', 1)
+  
 endfunction
 
 function! s:gotodef() abort
diff --git a/autoload/SpaceVim/layers/lang/elixir.vim b/autoload/SpaceVim/layers/lang/elixir.vim
index 91c6aceab..83ec9c1f2 100644
--- a/autoload/SpaceVim/layers/lang/elixir.vim
+++ b/autoload/SpaceVim/layers/lang/elixir.vim
@@ -8,7 +8,29 @@
 " @section(layer-checkers)
 
 function! SpaceVim#layers#lang#elixir#plugins() abort
-    let plugins = []
-    call add(plugins, ['slashmili/alchemist.vim', {'on_ft' : 'elixir'}])
-    return plugins
+  let plugins = []
+  call add(plugins, ['elixir-editors/vim-elixir', {'on_ft' : 'elixir'}])
+  call add(plugins, ['slashmili/alchemist.vim', {'on_ft' : 'elixir'}])
+  return plugins
+endfunction
+
+
+function! SpaceVim#layers#lang#elixir#config()
+  call SpaceVim#plugins#repl#reg('elixir', 'iex')
+  call SpaceVim#mapping#space#regesit_lang_mappings('elixir', funcref('s:language_specified_mappings'))
+endfunction
+function! s:language_specified_mappings() abort
+  let g:_spacevim_mappings_space.l.s = {'name' : '+Send'}
+  call SpaceVim#mapping#space#langSPC('nmap', ['l','s', 'i'],
+        \ 'call SpaceVim#plugins#repl#start("elixir")',
+        \ 'start REPL process', 1)
+  call SpaceVim#mapping#space#langSPC('nmap', ['l','s', 'l'],
+        \ 'call SpaceVim#plugins#repl#send("line")',
+        \ 'send line and keep code buffer focused', 1)
+  call SpaceVim#mapping#space#langSPC('nmap', ['l','s', 'b'],
+        \ 'call SpaceVim#plugins#repl#send("buffer")',
+        \ 'send buffer and keep code buffer focused', 1)
+  call SpaceVim#mapping#space#langSPC('nmap', ['l','s', 's'],
+        \ 'call SpaceVim#plugins#repl#send("selection")',
+        \ 'send selection and keep code buffer focused', 1)
 endfunction
diff --git a/autoload/SpaceVim/layers/unite.vim b/autoload/SpaceVim/layers/unite.vim
index a48f1905b..ea4a6bf80 100644
--- a/autoload/SpaceVim/layers/unite.vim
+++ b/autoload/SpaceVim/layers/unite.vim
@@ -82,7 +82,10 @@ endfunction
 function! SpaceVim#layers#unite#config() abort
   call SpaceVim#mapping#space#def('nnoremap', ['!'], 'call call('
         \ . string(s:_function('s:run_shell_cmd')) . ', [])',
-        \ 'shell cmd', 1)
+        \ 'shell cmd(current dir)', 1)
+  call SpaceVim#mapping#space#def('nnoremap', ['p', '!'], 'call call('
+        \ . string(s:_function('s:run_shell_cmd_project')) . ', [])',
+        \ 'shell cmd(project root)', 1)
 endfunction
 
 function! s:run_shell_cmd() abort
@@ -92,6 +95,18 @@ function! s:run_shell_cmd() abort
   endif
 endfunction
 
+function! s:run_shell_cmd_project() abort
+  let cmd = input('Please input shell command:', '', 'customlist,SpaceVim#plugins#bashcomplete#complete')
+  if !empty(cmd)
+    call unite#start([['output/shellcmd', cmd]], {
+          \ 'log': 1,
+          \ 'wrap': 1,
+          \ 'start_insert':0,
+          \ 'cwd' : SpaceVim#plugins#projectmanager#current_root(),
+          \ })
+  endif
+endfunction
+
 " function() wrapper
 if v:version > 703 || v:version == 703 && has('patch1170')
   function! s:_function(fstr) abort
diff --git a/autoload/SpaceVim/plugins/projectmanager.vim b/autoload/SpaceVim/plugins/projectmanager.vim
index c64d6347d..a4b07952c 100644
--- a/autoload/SpaceVim/plugins/projectmanager.vim
+++ b/autoload/SpaceVim/plugins/projectmanager.vim
@@ -18,36 +18,70 @@
 let s:project_paths = {}
 
 function! s:cache_project(prj) abort
-    if !has_key(s:project_paths, a:prj.path)
-        let s:project_paths[a:prj.path] = a:prj
-    endif
+  if !has_key(s:project_paths, a:prj.path)
+    let s:project_paths[a:prj.path] = a:prj
+    let desc = '[' . a:prj.name . '] ' . a:prj.path
+    let cmd = 'call SpaceVim#plugins#projectmanager#open("' . a:prj.path . '")'
+    call add(g:unite_source_menu_menus.Projects.command_candidates, [desc,cmd])
+  endif
 endfunction
 
+let g:unite_source_menu_menus =
+      \ get(g:,'unite_source_menu_menus',{})
+let g:unite_source_menu_menus.Projects = {'description':
+      \ 'Custom mapped keyboard shortcuts                   [SPC] p p'}
+let g:unite_source_menu_menus.Projects.command_candidates =
+      \ get(g:unite_source_menu_menus.Projects,'command_candidates', [])
 
 function! SpaceVim#plugins#projectmanager#list() abort
-
+  Unite menu:Projects
 endfunction
 
-function! SpaceVim#plugins#projectmanager#current_()
-    return get(b:, '_spacevim_project_name', '')
+function! SpaceVim#plugins#projectmanager#open(project) abort
+  let path = s:project_paths[a:project]['path']
+  tabnew
+  exe 'lcd ' . path
+  Startify | VimFiler
+endfunction
+
+function! SpaceVim#plugins#projectmanager#current_name() abort
+  return get(b:, '_spacevim_project_name', '')
+endfunction
+
+function! SpaceVim#plugins#projectmanager#RootchandgeCallback() abort
+
+  let project = {
+        \ 'path' : getcwd(),
+        \ 'name' : fnamemodify(getcwd(), ':t')
+        \ }
+  call s:cache_project(project)
+  let g:_spacevim_project_name = project.name
+  let b:_spacevim_project_name = g:_spacevim_project_name
+endfunction
+
+function! SpaceVim#plugins#projectmanager#current_root() abort
+  try
+    Rooter
+  catch
+  endtry
+  return getcwd()
 endfunction
 
 let s:BUFFER = SpaceVim#api#import('vim#buffer')
 
 function! SpaceVim#plugins#projectmanager#kill_project() abort
-    let name = get(b:, '_spacevim_project_name', '')
-    if name != ''
-        call s:BUFFER.filter_do(
-                    \ {
-                    \ 'expr' : [
-                    \ 'buflisted(v:val)',
-                    \ 'index(tabpagebuflist(), v:val) == -1',
-                    \ 'getbufvar(v:val, "_spacevim_project_name") == ' . name,
-                    \ ],
-                    \ 'do' : 'bd %d'
-                    \ }
-                    \ )
-    endif
+  let name = get(b:, '_spacevim_project_name', '')
+  if name != ''
+    call s:BUFFER.filter_do(
+          \ {
+          \ 'expr' : [
+          \ 'buflisted(v:val)',
+          \ 'getbufvar(v:val, "_spacevim_project_name") == "' . name . '"',
+          \ ],
+          \ 'do' : 'bd %d'
+          \ }
+          \ )
+  endif
 
 endfunction
 
diff --git a/autoload/SpaceVim/plugins/repl.vim b/autoload/SpaceVim/plugins/repl.vim
index a24121a2e..748891ee6 100644
--- a/autoload/SpaceVim/plugins/repl.vim
+++ b/autoload/SpaceVim/plugins/repl.vim
@@ -41,6 +41,15 @@ function! SpaceVim#plugins#repl#send(type) abort
   elseif a:type ==# 'buffer'
     call s:JOB.send(s:job_id, getline(1, '$') + [''])
   elseif a:type ==# 'selection'
+    let begin = getpos("'<")
+    let end = getpos("'>")
+    if begin[1] != 0 && end[1] != 0
+      call s:JOB.send(s:job_id, getline(begin[1], end[1]) + [''])
+    else
+      echohl WarningMsg
+      echo 'no selection text'
+      echohl None
+    endif
   else
   endif
 endfunction
diff --git a/config/init.vim b/config/init.vim
index 92c25ffdf..b6381985d 100644
--- a/config/init.vim
+++ b/config/init.vim
@@ -52,7 +52,7 @@ if WINDOWS()
         " fallback into cp1252 instead of eg. iso-8859-15.
         " Newer Windows files might contain utf-8 or utf-16 LE so we might
         " want to try them first.
-        set fileencodings=ucs-bom,utf-8,utf-16le,cp1252,iso-8859-15
+        set fileencodings=ucs-bom,utf-8,gbk,utf-16le,cp1252,iso-8859-15
     endif
 
 else
diff --git a/config/main.vim b/config/main.vim
index 32acd58bd..9e4e4b670 100644
--- a/config/main.vim
+++ b/config/main.vim
@@ -31,6 +31,7 @@ function! s:parser_argv() abort
     endif
 endfunction
 let s:status = s:parser_argv()
+call SpaceVim#plugins#projectmanager#RootchandgeCallback()
 if s:status[0]
     let g:_spacevim_enter_dir = s:status[1]
     augroup SPwelcome
diff --git a/docs/development.md b/docs/development.md
index 17b37f5aa..aa5416665 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -22,7 +22,6 @@ description: "Development information about SpaceVim, including contributing gui
       - [Contributor to an existing layer](#contributor-to-an-existing-layer)
     - [Contributing a keybinding](#contributing-a-keybinding)
     - [Contributing a banner](#contributing-a-banner)
-    - [Contributing a statusline theme](#contributing-a-statusline-theme)
 - [Build with SpaceVim](#build-with-spacevim)
 - [Changelog](#changelog)
 
@@ -237,8 +236,6 @@ If you have some ASCII skills you can submit your artwork!
 
 You are free to choose a reasonable height size but the width size should be around 75 characters.
 
-#### Contributing a statusline theme
-
 ## Build with SpaceVim
 
 SpaceVim provide a lot of public [APIs](https://spacevim.org/apis), you can create plugins base on this APIs. also you can add a badge to the README.md of your plugin.
diff --git a/docs/documentation.md b/docs/documentation.md
index f10205d42..f1dd22926 100644
--- a/docs/documentation.md
+++ b/docs/documentation.md
@@ -1422,12 +1422,13 @@ project manager commands start with `p`:
 
 #### Searching files in project
 
-| Key Binding | Description                                           |
-| ----------- | ----------------------------------------------------- |
-| `SPC p f`   | find files in current project                         |
-| `SPC p /`   | fuzzy search for text in current project              |
-| `SPC p k`   | kill all project buffers                              |
-| `SPC p t`   | find project root                                     |
+| Key Binding | Description                              |
+| ----------- | ---------------------------------------- |
+| `SPC p f`   | find files in current project            |
+| `SPC p /`   | fuzzy search for text in current project |
+| `SPC p k`   | kill all buffers of current project      |
+| `SPC p t`   | find project root                        |
+| `SPC p p`   | list all projects                        |
 
 ## EditorConfig
 
diff --git a/docs/layers/index.md b/docs/layers/index.md
index e71efc108..375ef63c7 100644
--- a/docs/layers/index.md
+++ b/docs/layers/index.md
@@ -28,10 +28,11 @@ call SpaceVim#layers#load('shell',
 | [checkers](https://spacevim.org/layers/checkers/)               | This layer provides syntax checking feature                                                                               |
 | [chinese](https://spacevim.org/layers/chinese/)                 | Layer for chinese users, include chinese docs and runtime messages                                                        |
 | [colorscheme](https://spacevim.org/layers/colorscheme/)         | colorscheme provides a list of colorscheme for SpaceVim, default colorscheme is gruvbox with dark theme.                  |
+| [debug](https://spacevim.org/layers/debug/)                     | This layer provide debug workflow support in SpaceVim                                                                     |
 | [default](https://spacevim.org/layers/default/)                 | lt layer contains none plugins, but it has some better default config for vim and neovim                                  |
 | [git](https://spacevim.org/layers/git/)                         | This layers adds extensive support for git                                                                                |
-| [index](https://spacevim.org/layers/index/)                     | list of available layers in SpaceVim                                                                                      |
 | [lang#c](https://spacevim.org/layers/lang/c/)                   | This layer is for c/c++/object-c development                                                                              |
+| [lang#elixir](https://spacevim.org/layers/lang/elixir/)         | This layer is for elixir development, provide autocompletion, syntax checking, code format for elixir file.               |
 | [lang#java](https://spacevim.org/layers/lang/java/)             | This layer is for Java development                                                                                        |
 | [lang#javascript](https://spacevim.org/layers/lang/javascript/) | This layer is for JaveScript development                                                                                  |
 | [lang#lisp](https://spacevim.org/layers/lang/lisp/)             | for lisp development                                                                                                      |
diff --git a/docs/layers/lang/elixir.md b/docs/layers/lang/elixir.md
new file mode 100644
index 000000000..a1ab65bff
--- /dev/null
+++ b/docs/layers/lang/elixir.md
@@ -0,0 +1,56 @@
+---
+title: "SpaceVim lang#elixir layer"
+description: "This layer is for elixir development, provide autocompletion, syntax checking, code format for elixir file."
+---
+
+# [SpaceVim Layers:](https://spacevim.org/layers) lang#elixir
+
+<!-- vim-markdown-toc GFM -->
+
+- [Description](#description)
+- [Features](#features)
+- [Install](#install)
+  - [Layer](#layer)
+- [Key bindings](#key-bindings)
+  - [Inferior REPL process](#inferior-repl-process)
+  - [Running current script](#running-current-script)
+
+<!-- vim-markdown-toc -->
+
+## Description
+
+This layer is for Elixir development.
+
+## Features
+
+This layer include the plugin [slashmili/alchemist.vim](https://github.com/slashmili/alchemist.vim), which provides:
+
+- Completion for Modules and functions.
+- Documentation lookup for Modules and functions.
+- Jump to the definition.
+
+SpaceVim also provides REPL/Debug support for elixir.
+
+## Install
+
+### Layer
+
+To use this configuration layer, add `SPLayer 'lang#elixir'` to your custom configuration file.
+
+## Key bindings
+
+### Inferior REPL process
+
+Start a `iex` inferior REPL process with `SPC l s i`. 
+
+Send code to inferior process commands:
+
+| Key Binding | Description                                      |
+| ----------- | ------------------------------------------------ |
+| `SPC l s b` | send buffer and keep code buffer focused         |
+| `SPC l s l` | send line and keep code buffer focused           |
+| `SPC l s s` | send selection text and keep code buffer focused |
+
+### Running current script
+
+To running current script, you can press `SPC l r` to run current file without loss focus, and the result will be shown in a runner buffer.
diff --git a/docs/layers/lang/ruby.md b/docs/layers/lang/ruby.md
index b888a2b1f..24500a357 100644
--- a/docs/layers/lang/ruby.md
+++ b/docs/layers/lang/ruby.md
@@ -59,4 +59,4 @@ Send code to inferior process commands:
 
 ### Running current script
 
-To running a python script, you can press `SPC l r` to run current file without loss focus, and the result will be shown in a runner buffer.
+To running a ruby script, you can press `SPC l r` to run current file without loss focus, and the result will be shown in a runner buffer.