Add Vimtex settings

vim/neosnippets/tex.snip

@@ -0,0 +1,13 @@
+snippet     environment
+abbr        env
+alias       env
+options     head
+    \begin{${1}}
+        ${2}
+    \end{$1}
+
+snippet     align
+options     head
+    \begin{align${1:#:options}}
+        ${0}
+    \end{align$1}

vimrc.symlink

@@ -33,7 +33,10 @@ Plug 'godlygeek/tabular' " Align text on symbols
 Plug 'szw/vim-tags' , { 'for' : 'php' } " tags support
 Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' } " fuzzy file finder
 Plug 'junegunn/fzf.vim' " vim integration for fzf
+if has("nvim")
+    " Problems with Syntastic in vim
     Plug 'airblade/vim-gitgutter' " git status in gutter column
+endif
 
 " html / templates
 Plug 'mattn/emmet-vim', { 'for': ['html', 'php', 'gohtmltmpl', 'vue'] } " emmet support for vim - easily create markdup wth CSS-like syntax
@@ -174,6 +177,7 @@ let NERDTreeShowHidden=1
 
 let g:airline_powerline_fonts = 1
 
+" Syntastic
 let g:syntastic_always_populate_loc_list = 1
 let g:syntastic_auto_loc_list = 1
 let g:syntastic_check_on_open = 1
@@ -190,6 +194,17 @@ autocmd FileType java setlocal omnifunc=javacomplete#Complete
 
 " Python-mode config
 let g:pymode_lint_on_write = 0
+
+" Vimtex
+if !exists('g:neocomplete#sources#omni#input_patterns')
+	let g:neocomplete#sources#omni#input_patterns = {}
+endif
+let g:neocomplete#sources#omni#input_patterns.tex =
+			\ '\v\\%('
+			\ . '\a*%(ref|cite)\a*%(\s*\[[^]]*\])?\s*\{[^{}]*'
+			\ . '|includegraphics%(\s*\[[^]]*\])?\s*\{[^{}]*'
+			\ . '|%(include|input)\s*\{[^{}]*'
+			\ . ')'
 "}}}
 
 " N E O C O M P L E T E {{{