[IMPLEMENTED!] Commands like "focus_pane_1"

[jodmarch (JM)]

Provide Commands like focus_pane_1 , focus_pane_2 etc – I would assign them to, e.g. Ctrl+Shift+1, etc

[jodmarch (JM)]

Implemented in 4.3.2608131503 [beta, edge, win] !!