.editor -> atom-text-editor in keymap
Add linux cmd-enter replace keybindings
cmd-enter just runs a search
When buttons are clicked, focus the workspace view.

Closes #189
Focus the find editors when the panels get focus. 

The find panels should never have focus.

Closes #293
cmd-c copies the line text of the selected match view

Closes #184
Merge pull request #308 from atom/bo-updates

Several fixes