Minor change: showing a message about the lock of the first year shifts
until the new students are allocated
Separated each version migration guide into a separate file
Bumped version to 4.0.0-SNAPSHOT
Removed ByteArray class, framework supports it natively now
Deleted obsolete DeleteObjectByOID
Renamed all variables, methods and labels named istUsername to Username
Removed contributor application
Deleted all things that were deprecated by the addition of UserProfiles in bennu
Fixed dependencies of beans in presentationTier packages from domain packages