add NeoMake, fix alternate file shortcut

Author: Aaron Baker

common_config/01_plugin_config.vim

@@ -8,7 +8,6 @@ call dein#begin(expand('~/.vim/dein')) " plugins' root path
 
   call dein#add('airblade/vim-gitgutter')
   call dein#add('tomtom/tcomment_vim')
-
   call dein#add('tpope/vim-endwise')
   call dein#add('tpope/vim-fugitive')
   call dein#add('tpope/vim-rake')
@@ -18,6 +17,13 @@ call dein#begin(expand('~/.vim/dein')) " plugins' root path
   call dein#add('tpope/vim-abolish')
   call dein#add('tpope/vim-sleuth')
 
+" Neomake for async static linting
+  call dein#add('neomake/neomake')
+    let g:neomake_eruby_rubocop_maker = {'exe': 'rubocop'}
+    let g:neomake_eruby_enabled_makers = ['rubocop']
+    autocmd! BufWritePost * Neomake
+
+
 " NERDTree for project drawer
   call dein#add('scrooloose/nerdtree')
     let NERDTreeHijackNetrw = 0

common_config/key_mappings.vim

@@ -6,7 +6,7 @@ nmap <Leader>W :set nowrap<cr>
 nmap gW :only<cr>
 
 " go to the alternate file (previous buffer) with g-enter
-nmap g\\ 
+nmap g <C-^>
 
 " shortcuts for frequenly used files
 nmap gs :e db/schema.rb<cr>