New keymaps for buffers/panes

I'm experimenting with using the arrow keys:

- <ctrl>-arrow left/right to switch buffers
- <alt>-arrow left/right/up/down to navigate panes

I left the old maps commented out in case this breaks something

.vimrc

@@ -198,9 +198,11 @@ nnoremap <leader>C :set cursorline! cursorcolumn!<CR>
 " ---------------------------------------------------------------------------------------------------------------------
 " ==> Keymaps: Buffers & Panes
 
-"     <c-h/l> to navigate BUFFERS
-nnoremap <c-h> :bp <enter>
-nnoremap <c-l> :bn <enter>
+"     <ctrl>-arrow left/right to navigate BUFFERS
+"nnoremap <c-h> :bp <enter>
+"nnoremap <c-l> :bn <enter>
+map <esc>[1;5D :bp <enter>
+map <esc>[1;5C :bp <enter>
 
 "     <leader>b to open FZF buffers 
 map <leader>b :Buffers<CR>
@@ -217,14 +219,23 @@ nnoremap <c-s> :w<CR>
 "     <c-x> to bring up the copy buffer
 noremap <c-x> "+
 
-"     <leader>h/j/k/l to navigate PANES
-nnoremap <leader>h <c-w><c-h>
-nnoremap <leader>l <c-w><c-l>
-nnoremap <leader>j <c-w><c-j>
-nnoremap <leader>k <c-w><c-k>
+"     <leader>h/j/k/l to navigate panes
+"nnoremap <leader>h <c-w><c-h>
+"nnoremap <leader>l <c-w><c-l>
+"nnoremap <leader>j <c-w><c-j>
+"nnoremap <leader>k <c-w><c-k>
 
-"     <leader>x to close pane
-nnoremap <leader>x <c-w>q
+"     <alt>-arrow keys to navigate panes
+" UP
+map <esc>[1;3A <c-w><c-k>
+" DOWN
+map <esc>[1;3B <c-w><c-j>
+" LEFT
+map <esc>[1;3D <c-w><c-h>
+" RIGHT
+map <esc>[1;3C <c-w><c-l>
+" CLOSE
+map <esc>x <c-w>q
 
 " ---------------------------------------------------------------------------------------------------------------------
 " ==> Keymaps