Migration fixes for lti2_tp#13

Open

rradonic wants to merge 7 commits intovitalsource:masterfrom

rradonic:master

Commits on Apr 5, 2016

rename migration class to match file name
Ranko Radonić
committed
drop lti_registration_wips when rolling back
Ranko Radonić
committed

Commits on Apr 13, 2016

remove mysql as dependency
Ranko Radonić
committed
remove mysql dependency from tc
Ranko Radonić
committed
include MessageSupport module
Ranko Radonić
committed
fix hardcoded wirelog path
Ranko Radonić
committed

Commits on Apr 21, 2016

add nil check
Ranko Radonić
committed