Decrement release version.

The idea behind this change is to release Native Framework with futures
and chains as version 0.10.5, along with Core and Python Framework.
Further changelog changes.
Proper version string in the changelog.
Proper distribution name in the changelog.
Compatibility with Core 0.10.5-5.
Merge branch 'master' into v0.10

Conflicts:
	debian/changelog
Changelog distribution fix.
Merge branch 'master' into v0.10