allow login from any domain with redirect
account for settings gear position in HWPI Classic default & Indigo flav #4286
Standardize variable init and triggere when using login
Don't need these globals
Merge pull request #4802 from openscholar/4286-settingspos

settings gear position in HWPI Classic default & Indigo flav #4286
Merge branch 'SCHOLAR-3.x' into pin_login_on_multidomain
Merge pull request #4801 from openscholar/pin_login_on_multidomain

allow login from any domain with redirect