light refactoring of SourcesController.
light refactoring of SourcesController.

iamBalaji/Calagator,bencornelis/calagator,oktober/calagator,kerrizor/calagator,L2-D2/calagator,L2-D2/calagator,matthewkmayer/calagator,bencornelis/calagator,VolunteerOdyssey/calagator,cp/calagator-1,shawnacscott/calagator,oktober/calagator,oktober/calagator,oktober/calagator,kerrizor/calagator,shawnacscott/calagator,cp/calagator-1,bencornelis/calagator,matthewkmayer/calagator,jmcduffie32/calagator,iamBalaji/Calagator,nblackburn87/calagator,jmcduffie32/calagator,L2-D2/calagator,VolunteerOdyssey/calagator,reidab/calagator,reidab/calagator,jmcduffie32/calagator,L2-D2/calagator,alexbeeken/calagator.org,shawnacscott/calagator,alexbeeken/calagator.org,cp/calagator-1,nblackburn87/calagator,dudleysr/calagator-workspace,VolunteerOdyssey/calagator,dudleysr/calagator-workspace,shawnacscott/calagator,nblackburn87/calagator,kerrizor/calagator,iamBalaji/Calagator,reidab/calagator,bencornelis/calagator,reidab/calagator,jmcduffie32/calagator,iamBalaji/Calagator,cp/calagator-1,kerrizor/calagator,matthewkmayer/calagator,matthewkmayer/calagator