Add alert to backend if an extension requires updating, more #453
Add alert to backend if an extension requires updating, more #453

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