Airline and encoding bits for vim

vimrc

@@ -9,6 +9,7 @@ set backupdir^=~/.vim/_backup//
 set cursorline
 set cursorcolumn
 set directory^=~/.vim/_temp//
+set encoding=utf8
 set hlsearch
 set ignorecase
 set incsearch
@@ -24,6 +25,7 @@ map ,- :nohl<CR>
 map ,w :%s/  *$//<CR>
 
 let g:go_fmt_command = "goimports"
+let g:airline_powerline_fonts = 1
 
 call pathogen#infect()