Comnfigure new plugin, tweak jsx support, and make pasting code samples saner.

vimrc

@@ -34,6 +34,12 @@ set sbr=+
 set laststatus=2
 " configure airline, advanced status line plugin
 let g:airline#extensions#tagbar#enabled = 1
+" configure syntastic, advanced syntax checker
+let g:syntastic_always_populate_loc_list = 1
+let g:syntastic_auto_loc_list = 1
+let g:syntastic_check_on_open = 1
+let g:syntastic_check_on_wq = 0
+let g:syntastic_javascript_checkers = ['jsxhint']
 " set up folding preferences
 set fde=1
 set fdm=syntax
@@ -52,6 +58,8 @@ set smartcase
 " disable outdated data loss protections
 set nobackup
 set noswapfile
+" make pastemode more accessible
+set pastetoggle=<F2>
 
 " quickly toggle a right, vsplit for viewing, navigating whatever structure easy
 " tags/tagbar can figure out for the current buffer