spec: rails3 models/plugin_settings_spec
spec: rails3 models/plugin_settings_spec

Change-Id: I7d9e75c46fc49ab2b86020e7f9cdb8f2c57ee24f
Reviewed-on: https://gerrit.instructure.com/29637
Reviewed-by: Cody Cutrer <c4fe2b1d90ef8f2548c8aeabfa633434316f0305@instructure.com>
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@instructure.com>
Product-Review: Jon Willesen <eb5ce5e6a76c243326fecfa94534101600f87bd9@instructure.com>
QA-Review: Jon Willesen <eb5ce5e6a76c243326fecfa94534101600f87bd9@instructure.com>

sfu/canvas-lms,Rvor/canvas-lms,arrivu/hoodemo,instructure/canvas-lms,Jyaasa/canvas-lms,usmschuck/canvas,AndranikMarkosyan/lms,juoni/canvas-lms,tgroshon/canvas-lms,ShreniiNepal/shrenii_lmp,SwinburneOnline/canvas-lms,Unow/canvas-lms,AndranikMarkosyan/lms,sdeleon28/canvas-lms,greyhwndz/canvas-lms,narigone/canvas,matematikk-mooc/canvas-lms,roxolan/canvas-lms,sfu/canvas-lms,dgynn/canvas-lms,jay3126/canvas-lms,sfu/canvas-lms,Rvor/canvas-lms,sdeleon28/canvas-lms,snehakachroo1/LSI_replica,instructure/canvas-lms,Jyaasa/canvas-lms,instructure/canvas-lms,samuels410/greatlakes-lms,whalejasmine/canvas-lms,HotChalk/canvas-lms,snehakachroo1/LSI_replica,Unow/canvas-lms,juoni/canvas-lms,redconfetti/canvas-lms,snehakachroo1/LSI_replica,djbender/canvas-lms,HotChalk/canvas-lms,dgynn/canvas-lms,usmschuck/canvas,matematikk-mooc/canvas-lms,ShreniiNepal/shrenii_lmp,eCNAP/CANVAS,AndranikMarkosyan/lms,shidao-fm/canvas-lms,arrivu/hoodemo,narigone/canvas,leftplusrightllc/canvas-lms,djbender/canvas-lms,arrivu/arrivu-lms,fronteerio/canvas-lms,skmezanul/canvas-lms,snehakachroo1/LSI_replica,wye0220/shindig-canvas,SwinburneOnline/canvas-lms,samuels410/greatlakes-lms,arrivu/arrivu-lms,AndranikMarkosyan/lms,eCNAP/CANVAS,arrivu/hoodemo,sfu/canvas-lms,shidao-fm/canvas-lms,efrj/canvas-lms,kyroskoh/canvas-lms,usmschuck/canvas,jay3126/canvas-lms,grahamb/canvas-lms,greyhwndz/canvas-lms,va7map/canvas-lms,redconfetti/canvas-lms,utkarshx/canvas-lms,Rvor/canvas-lms,kyroskoh/canvas-lms,samuels410/greatlakes-lms,sfu/canvas-lms,grahamb/canvas-lms,arrivu/arrivu-lms,narigone/canvas,greyhwndz/canvas-lms,instructure/canvas-lms,shidao-fm/canvas-lms,ShreniiNepal/shrenii_lmp,tgroshon/canvas-lms,venturehive/canvas-lms,jay3126/canvas-lms,grahamb/canvas-lms,wrdsb/canvas-lms,va7map/canvas-lms,eCNAP/CANVAS,kyroskoh/canvas-lms,dgynn/canvas-lms,tgroshon/canvas-lms,juoni/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,samuels410/greatlakes-lms,narigone/canvas,fronteerio/canvas-lms,venturehive/canvas-lms,gbleydon/canvas-lms,matematikk-mooc/canvas-lms,roxolan/canvas-lms,Unow/canvas-lms,sdeleon28/canvas-lms,fronteerio/canvas-lms,greyhwndz/canvas-lms,instructure/canvas-lms,tgroshon/canvas-lms,instructure/canvas-lms,utkarshx/canvas-lms,grahamb/canvas-lms,ShreniiNepal/shrenii_lmp,efrj/canvas-lms,whalejasmine/canvas-lms,skmezanul/canvas-lms,antoniuslin/canvas-lms,Jyaasa/canvas-lms,roxolan/canvas-lms,va7map/canvas-lms,usmschuck/canvas,antoniuslin/canvas-lms,skmezanul/canvas-lms,Rvor/canvas-lms,HotChalk/canvas-lms,wrdsb/canvas-lms,utkarshx/canvas-lms,wrdsb/canvas-lms,sfu/canvas-lms,gbleydon/canvas-lms,roxolan/canvas-lms,djbender/canvas-lms,redconfetti/canvas-lms,juoni/canvas-lms,antoniuslin/canvas-lms,sdeleon28/canvas-lms,SwinburneOnline/canvas-lms,efrj/canvas-lms,wye0220/shindig-canvas,whalejasmine/canvas-lms,eCNAP/CANVAS,wrdsb/canvas-lms,utkarshx/canvas-lms,grahamb/canvas-lms,efrj/canvas-lms,leftplusrightllc/canvas-lms,HotChalk/canvas-lms,va7map/canvas-lms,dgynn/canvas-lms,instructure/canvas-lms,venturehive/canvas-lms,matematikk-mooc/canvas-lms,kyroskoh/canvas-lms,whalejasmine/canvas-lms,skmezanul/canvas-lms,wye0220/shindig-canvas,jay3126/canvas-lms,fronteerio/canvas-lms,venturehive/canvas-lms,SwinburneOnline/canvas-lms,antoniuslin/canvas-lms,gbleydon/canvas-lms,shidao-fm/canvas-lms,leftplusrightllc/canvas-lms,Jyaasa/canvas-lms,redconfetti/canvas-lms,leftplusrightllc/canvas-lms