Post-processing includes several operations on full set of records. For commits
it updates the date with merge date and updates release tag, definetely these
operations need to be run after every run of the processor, not only when
default data changes.
Also this patch includes refactoring of members update and minor renamings.
Closes bug 1330483
Change-Id: If5968172fb9011dd5c66bf549206e805bea67f6d