vimrc: Switched to polyglot, thanks to @LuMatth

.vimrc

@@ -8,7 +8,6 @@ call vundle#begin()
     Plugin 'VundleVim/Vundle.vim'
     Plugin 'airblade/vim-gitgutter'
     Plugin 'altercation/vim-colors-solarized'
-    Plugin 'cespare/vim-toml'
     Plugin 'Chiel92/vim-autoformat'
     Plugin 'deoplete-plugins/deoplete-clang'
     Plugin 'deoplete-plugins/deoplete-docker'
@@ -19,16 +18,14 @@ call vundle#begin()
     Plugin 'scrooloose/nerdtree'
     Plugin 'Shougo/deoplete.nvim'
     Plugin 'Shougo/neoinclude.vim'
+    Plugin 'sheerun/vim-polyglot'
     Plugin 'suan/vim-instant-markdown'
     Plugin 'tpope/vim-fugitive'
     Plugin 'tpope/vim-sleuth'
     Plugin 'vim-airline/vim-airline'
     Plugin 'vim-airline/vim-airline-themes'
-    Plugin 'vim-scripts/nginx.vim'
     Plugin 'wincent/terminus'
     Plugin 'wokalski/autocomplete-flow'
-    Plugin 'xolox/vim-lua-ftplugin'
-    Plugin 'xolox/vim-misc'
     Plugin 'Xuyuanp/nerdtree-git-plugin'
     if !has('nvim')
         Plugin 'roxma/nvim-yarp'
@@ -48,10 +45,6 @@ let g:airline#extensions#tabline#enabled = 1
 let g:deoplete#enable_at_startup = 1
 let g:deoplete#sources#clang#libclang_path = '/usr/lib/llvm-default/lib/libclang.so.1'
 let g:deoplete#sources#clang#clang_header = '/usr/lib/llvm-default/lib/clang/default/include'
-let g:lua_check_syntax = 0
-let g:lua_complete_omni = 1
-let g:lua_complete_dynamic = 0
-let g:lua_define_completion_mappings = 0
 call deoplete#custom#var('omni', 'functions', {'lua': 'xolox#lua#omnifunc',})
 set encoding=utf-8
 set icon