move cameraZoom{In,Out} key bindings to a 'General View Controls' section
add English translation token for 'General View Controls'
declare key bindings for all the SectorView controls
add English translation tokens for all new Sector View key bindings
hook up all SectorView key bindings
Merge branch 'johnbartholomew/sectorview-keybindings'
Merge pull request #12 from pioneerspacesim/master

sync to master