fixed vim keybindings

now using `~/.vim/after/plugins` for keybindings, because plugins kept
remapping keybindings i use in my config

.vim/after/plugin/keymaps.vim

@@ -0,0 +1,8 @@
+unmap <C-n>
+
+let NERDTreeShowHidden=1
+map <silent> <C-n> :NERDTreeToggle<CR>
+nnoremap <silent> <C-g> :Goyo<CR>
+nnoremap <silent> <Space> <C-w>
+nnoremap <buffer> <F5> :w<cr> :! clear; ./% <cr>
+nnoremap Q <nop>

.vimrc

@@ -73,14 +73,9 @@ set shiftwidth=4
 set ruler
 set signcolumn=yes
 
-let NERDTreeShowHidden=1
-map <silent> <C-n> :NERDTreeToggle<CR>
-nnoremap <silent> <C-g> :Goyo<CR>
-nnoremap <silent> <Space> <C-w>
-nnoremap <buffer> <F5> :w<cr> :! clear; ./% <cr>
-nnoremap Q <nop>
-
 let g:closetag_filenames = '*.html,*.xhtml,*.phtml,*.php'
 autocmd BufRead ~/.ssh/config.d/* set syntax=sshconfig
 autocmd! User GoyoEnter Limelight
 autocmd! User GoyoLeave Limelight!
+
+" Keymaps are in `~/.vim/after/plugin/keymaps.vim`