Added vim-commentary and updarted the plugins.

commentary:
Comment stuff out.  Use `gcc` to comment out a line (takes a count),
`gc` to comment out the target of a motion (for example, `gcap` to
comment out a paragraph), and `gc` in visual mode to comment out the
selection.  That's it.

sources_non_forked/syntastic/syntax_checkers/vim/vimlint.vim

@@ -40,7 +40,7 @@ function! SyntaxCheckers_vim_vimlint_IsAvailable() dict
     try
         call vimlint#vimlint(syntastic#util#DevNull(), { 'output': [], 'quiet': 1 })
         let ret = 1
-    catch /^Vim\%((\a\+)\)\=:E117/
+    catch /\m^Vim\%((\a\+)\)\=:E117/
         " do nothing
     endtry
     return ret