Revert "Move to lightline"

This reverts commit e4a8fedb40.

plugged.vim

@@ -17,7 +17,6 @@ Plug 'olivertaylor/vacme'
 "Plug 'ayu-theme/ayu-vim'
 Plug 'pbrisbin/vim-colors-off'
 Plug 'ikaros/smpl-vim'
-Plug 'fxn/vim-monochrome'
 
 " External tool integration
 Plug 'tpope/vim-bundler'      " bundler + gem-ctags
@@ -28,7 +27,8 @@ Plug 'jremmen/vim-ripgrep'    " rg is the new ag is the new ack
 Plug 'ciaranm/securemodelines'          " safe modelines in files
 Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
 Plug 'junegunn/fzf.vim'
-Plug 'itchyny/lightline.vim'
+Plug 'vim-airline/vim-airline'
+Plug 'vim-airline/vim-airline-themes'
 Plug 'tpope/vim-vinegar'                " enhance netrw
 Plug 'ervandew/supertab'                " completion
 Plug 'w0rp/ale'                         " linter checks

vimrc

@@ -29,17 +29,16 @@ else
   set title
 endif
 
-" Lightline
+" Airline
-let g:lightline = {
+let g:airline_theme='raven'
-      \ 'colorscheme': 'nord',
+if !exists('g:airline_symbols')
-      \ 'active': {
+  let g:airline_symbols = {}
-      \   'left': [ [ 'mode', 'paste' ],
+endif
-      \             [ 'gitbranch', 'readonly', 'filename', 'modified' ] ]
+let g:airline_left_sep=''
-      \ },
+let g:airline_right_sep=''
-      \ 'component_function': {
+let g:airline_symbols.linenr = ''
-      \   'gitbranch': 'FugitiveHead'
+let g:airline_symbols.branch = '⎇'
-      \ },
+let g:airline_symbols.whitespace = ''
-      \ }
 
 " Terminal behavior and appearance
 if !has('gui_running')