Revert "Add vim-tmux-navigator"

Turns out that this of course breaks ctrl-h as a backspace key, which I
use all the time.

This reverts commit e95da22.

.config/nvim/init.vim

@@ -11,7 +11,6 @@ Plug '1995eaton/vim-better-javascript-completion', { 'for' : 'javascript' }
 Plug 'AndrewRadev/gapply.vim'
 Plug 'Raimondi/delimitMate'
 Plug 'SirVer/ultisnips'
-Plug 'christoomey/vim-tmux-navigator'
 Plug 'StanAngeloff/php.vim', { 'for' : 'php' }
 Plug 'Wolfy87/vim-enmasse'
 Plug 'airblade/vim-gitgutter'

.tmux.osx.conf

@@ -9,15 +9,11 @@ set -g prefix C-_
 
 setw -g mode-keys vi
 
-# Smart pane switching with awareness of Vim splits.
-# See: https://github.com/christoomey/vim-tmux-navigator
-is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
-    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
-bind-key -n C-h if-shell "$is_vim" "send-keys C-h"  "select-pane -L"
-bind-key -n C-j if-shell "$is_vim" "send-keys C-j"  "select-pane -D"
-bind-key -n C-k if-shell "$is_vim" "send-keys C-k"  "select-pane -U"
-bind-key -n C-l if-shell "$is_vim" "send-keys C-l"  "select-pane -R"
-bind-key -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"
+# Act like vim for selecting panes
+bind h select-pane -L
+bind j select-pane -D
+bind k select-pane -U
+bind l select-pane -R
 
 # Start at 1 rather than 0
 set -g base-index 1

.vimrc

@@ -10,7 +10,6 @@ Plug '1995eaton/vim-better-css-completion', { 'for' : 'css' }
 Plug '1995eaton/vim-better-javascript-completion', { 'for' : 'javascript' }
 Plug 'AndrewRadev/gapply.vim'
 Plug 'Raimondi/delimitMate'
-Plug 'christoomey/vim-tmux-navigator'
 Plug 'SirVer/ultisnips'
 Plug 'StanAngeloff/php.vim', { 'for' : 'php' }
 Plug 'Wolfy87/vim-enmasse'