VIM: Adds split movement mappings

Ctrl + h,j,k,l will move between vim splits

nvim/.config/nvim/plugin/mappings.vim

@@ -8,3 +8,9 @@ vnoremap : ;
 
 " Make jj in insert mode go to normal mode
 inoremap jj <Esc>
+
+" Make ctrl+hjkl change focus between windows
+nnoremap <c-h> <c-w>h
+nnoremap <c-j> <c-w>j
+nnoremap <c-k> <c-w>k
+nnoremap <c-l> <c-w>l