Add lang#plantuml layer (#2085)

* Add lang#plantuml layer

autoload/SpaceVim/layers/lang/plantuml.vim

@@ -0,0 +1,23 @@
+"=============================================================================
+" plantuml.vim --- lang#plantuml layer
+" Copyright (c) 2016-2017 Wang Shidong & Contributors
+" Author: Wang Shidong < wsdjeg at 163.com >
+" URL: https://spacevim.org
+" License: GPLv3
+"=============================================================================
+
+function! SpaceVim#layers#lang#plantuml#plugins() abort
+  let plugins = []
+  call add(plugins, ['aklt/plantuml-syntax', {'on_ft' : 'plantuml'}])
+  call add(plugins, ['wsdjeg/vim-slumlord', {'on_ft' : 'plantuml'}])
+  return plugins
+endfunction
+
+function! SpaceVim#layers#lang#plantuml#config() abort
+  " call SpaceVim#mapping#space#regesit_lang_mappings('plantuml', function('s:language_specified_mappings'))
+endfunction
+function! s:language_specified_mappings() abort
+  call SpaceVim#mapping#space#langSPC('nnoremap', ['l','p'],
+        \ 'call SpaceVim#plugins#runner#open()',
+        \ 'preview uml file', 1)
+endfunction

docs/cn/layers/index.md

@@ -89,6 +89,7 @@ Vim 插件以及相关配置。而 SpaceVim 是以模块的方式来组织和管
 | [lang#markdown](lang/markdown/)                       | 这一模块为 markdown 编辑提供支持，包括格式化、自动生成文章目录、代码块等特性。                                                            |
 | [lang#perl](lang/perl/)                               | 这一模块为 perl 开发提供支持，包括代码补全、语法检查、代码格式化等特性。                                                                  |
 | [lang#php](lang/php/)                                 | 这一模块为 php 开发提供支持，包括代码补全、语法检查、代码格式化等特性。                                                                   |
+| [lang#plantuml](lang/plantuml/)                       | 这一模块为 plantuml 开发提供支持，包括语法高亮、实时预览等特性。                                                                          |
 | [lang#purescript](lang/purescript/)                   | 这一模块为 purescript 开发提供支持，包括代码补全、语法检查、代码格式化等特性。                                                            |
 | [lang#python](lang/python/)                           | 这一模块为 python 开发提供支持，包括代码补全、语法检查、代码格式化等特性。                                                                |
 | [lang#ruby](lang/ruby/)                               | 这一模块为 ruby 开发提供支持，包括代码补全、语法检查、代码格式化等特性。                                                                  |

docs/cn/layers/lang/plantuml.md

@@ -0,0 +1,34 @@
+---
+title: "SpaceVim lang#plantuml 模块"
+description: "这一模块为 plantuml 开发提供支持，包括语法高亮、实时预览等特性。"
+lang: cn
+---
+
+# [可用模块](../../) >> lang#plantuml
+
+<!-- vim-markdown-toc GFM -->
+
+- [模块简介](#模块简介)
+- [功能特性](#功能特性)
+- [启用模块](#启用模块)
+
+<!-- vim-markdown-toc -->
+
+## 模块简介
+
+这一模块为 SpaceVim 提供了 plantuml 开发支持。
+
+## 功能特性
+
+- 语法高亮
+- 实时预览
+
+
+## 启用模块
+
+可通过在配置文件内加入如下配置来启用该模块：
+
+```toml
+[[layers]]
+  name = "lang#plantuml"
+```

docs/layers/index.md

@@ -91,6 +91,7 @@ enable = false
 | [lang#ocaml](lang/ocaml/)             | This layer is for Python development, provide autocompletion, syntax checking, code format for ocaml file.                                                          |
 | [lang#perl](lang/perl/)               | This layer is for perl development, provide autocompletion, syntax checking, code format for perl file.                                                             |
 | [lang#php](lang/php/)                 | This layer adds PHP language support to SpaceVim                                                                                                                    |
+| [lang#plantuml](lang/plantuml/)       | This layer is for plantuml development, syntax highlighting for plantuml file.                                                                                      |
 | [lang#purescript](lang/purescript/)   | This layer is for purescript development, provide autocompletion, syntax checking, code format for purescript file.                                                 |
 | [lang#python](lang/python/)           | This layer is for Python development, provide autocompletion, syntax checking, code format for python file.                                                         |
 | [lang#ruby](lang/ruby/)               | This layer is for ruby development, provide autocompletion, syntax checking, code format for ruby file.                                                             |

docs/layers/lang/plantuml.md

@@ -0,0 +1,35 @@
+---
+title: "SpaceVim lang#plantuml layer"
+description: "This layer is for plantuml development, syntax highlighting for plantuml file."
+---
+
+# [Available Layers](../../) >> lang#plantuml
+
+<!-- vim-markdown-toc GFM -->
+
+- [Description](#description)
+- [Features](#features)
+- [Install](#install)
+  - [Layer](#layer)
+
+<!-- vim-markdown-toc -->
+
+## Description
+
+This layer is for plantuml development.
+
+## Features
+
+- Syntax highlighting
+- Inline previews
+
+## Install
+
+### Layer
+
+To use this configuration layer, update custom configuration file with:
+
+```toml
+[[layers]]
+  name = "lang#plantuml"
+```

wiki/en/Following-HEAD.md

@@ -27,6 +27,7 @@ The next release is v0.9.0.
 - Add `lang#WebAssembly` layer ([#2068](https://github.com/SpaceVim/SpaceVim/pull/2068))
 - Add `lang#erlang` layer ([#2074](https://github.com/SpaceVim/SpaceVim/pull/2074))
 - Add `lang#fsharp` layer ([#2081](https://github.com/SpaceVim/SpaceVim/pull/2081))
+- Add `lang#plantuml` layer ([#2085](https://github.com/SpaceVim/SpaceVim/pull/2085))
 
 ### Improvement