comments #8 - no more sepapate private and shared categoires

Signed-off-by: Alexander Skjolden <alex@plastboks.net>
comments #8 - no separate private creditor views

Signed-off-by: Alexander Skjolden <alex@plastboks.net>
comments #8 - private, and only you own private in archived list for category and creditor

Signed-off-by: Alexander Skjolden <alex@plastboks.net>
Merge branch 'invoice' into develop