Fix missing vi_tree_view_toggle context setting check
Fix missing vi_tree_view_toggle context setting check

This can cause issues in plugins such as NeoVintageous when using the
comma character for commands.

For example if you have issues in vim emulation plugins needing to press
comma twice for it to register, check your plugins to see if they are
mapping that character to any commands.

gerardroche/sublime-polyfill