Add tranasction finalPrice and Message body
Merge pull request #235 from ndomar/Database-Models

Database_Add finalPrince in transaction and Message Body
Add deleteBalance in Tangle
Add deletedBalance migration
Merge pull request #246 from ndomar/Database-Models

Database_Add deletedBalance in Tangle
Merge branch 'develop' of github.com:ndomar/megasoft-14 into c5_MohamedShaban_#45_NotificationSystem
Issue #178 fix gcm registration
Issue #178 done GCM registration