Only set custom author language in the backend (fixes #619).
Only set custom author language in the backend (fixes #619).

wastemobile/Symphony2.3.6,DeuxHuitHuit/symphony-2,twiro/symphony-2,bauhouse/sym-todo-list,NikoMostWanted/symphony-2,yojeek/sym-community,chay83/Symphony-Shopping-Cart-Ensemble,allen/auth.getsymphony.com,rzantolas/Symphony-Test,eliksir/norske-webapps,TheJester12/issueprompt,jurajkapsz/symphony-2,thebestsophist/personal-health-diary,benesch/hilton-unar,michael-e/symphony-2,DavidForster/symphony-2,davjand/Checkout-Ensemble,avanteweb/symphony-2,roshinebagha/Symphony-Test,tachyondecay/symphony-2,psychoticmeow/symphony-2,astudio/remixhair,brendo/symphony-2,benesch/hilton-unar,bauhouse/Bugaroo,eliksir/norske-webapps,bauhouse/members-forms-ensemble,DavidForster/symphony-2,blaXXabla/projet_test_symphony,mazedigital/jcilearn,ayellowraven/projectplaten,eliksir/norske-webapps,bauhouse/Piano-Sonata,mazedigital/jcilearn,bauhouse/sym-pears,johnpuddephatt/symphony-2,BloodBrother/symphony-2,jdsimcoe/symphony-boilerplate,ljonka/symphony-2,TheJester12/issueprompt,symphonycms/sym-getsymphony,builders/collective,allen/auth.getsymphony.com,psychoticmeow/symphony-2,Titch/Symph-test,symphonycms/symphony-2,bauhouse/Piano-Sonata,alexnantel88/symphony-2,rzantolas/Symphony-Test,twiro/symphony-2,wastemobile/Symphony2.3.6,builders/collective,chay83/Symphony-Shopping-Cart-Ensemble,jonmifsud/symphony-2,yojeek/sym-community,jonmifsud/symphony-2,jensscherbl/symphony,jdsimcoe/symphony-boilerplate,DeuxHuitHuit/symphony-2,tachyondecay/symphony-2,ljonka/symphony-2,builders/sym-bootstrap,bauhouse/members-forms-ensemble,johnpuddephatt/symphony-2,michael-e/symphony-2,brendo/symphony-2,nils-werner/Bugaroo,Titch/Symph-test,jensscherbl/symphony,jurajkapsz/symphony-2,thebestsophist/personal-health-diary,alexnantel88/symphony-2,nils-werner/Bugaroo,avanteweb/symphony-2,builders/sym-bootstrap,BloodBrother/symphony-2,TheJester12/issueprompt,symphonycms/sym-getsymphony,symphonycms/symphony-2,roshinebagha/Symphony-Test,mazedigital/jcilearn,jdsimcoe/symphony-boilerplate,davjand/Checkout-Ensemble,ayellowraven/projectplaten,blaXXabla/projet_test_symphony,bauhouse/sym-pears,astudio/remixhair,NikoMostWanted/symphony-2,jdsimcoe/symphony-boilerplate,bauhouse/Bugaroo,bauhouse/sym-todo-list