Fix icon selection
Fix icon selection

If the app is in the market, it automaticall takes it from home directory
else it takes it from the app folder.

frankrousseau/cozy-home,babolivier/cozy-home,clochix/cozy-home,babolivier/cozy-home,jsilvestre/cozy-home,lemelon/cozy-home,jsilvestre/cozy-home,clochix/cozy-home,frankrousseau/cozy-home,lemelon/cozy-home