Fix CSS color refresh of calendars
[MAPIStoreContactsMessage save] needs memCtx

From extrafu
Update Installation Guide

Improved the description of the parameters IMAPHostFieldName and
SieveHostFieldName.
save: memCtx

Same fix as for MAPIStoreContactMessage
Fix for bug #2287
Update ChangeLog
Update NEWS + bump version
Merge to 2.05a
Imported Upstream version 2.0.5a
Merge tag 'upstream/2.0.5a' into debian

Upstream version 2.0.5a
Include updated watch file written by Bart Martens
Finalize 2.0.5a-1