added key shortcuts for basic editing commands
added key shortcuts for basic editing commands

mediagreenhouse/spontaneous,opendesk/spontaneous,SpontaneousCMS/spontaneous,SpontaneousCMS/spontaneous,magnetised/spontaneous,opendesk/spontaneous,SpontaneousCMS/spontaneous,magnetised/spontaneous,magnetised/spontaneous,opendesk/spontaneous,mediagreenhouse/spontaneous,mediagreenhouse/spontaneous