bumped version number
Merge pull request #3 from colchambers/wip6768

bumped version number
move combinable hooks out of combined qtype plug in

and into their respective question type plug ins.
fixing @package and removing @subpackage
moved lang strings for combinable sub questions to

their question type directories
Merge pull request #4 from jamiepratt/wip_move_combinable_dirs

Wip move combinable dirs
style hints as grouped items
Merge pull request #5 from colchambers/wip6584

style hints as grouped items