[qmf] Update to upstream version 4.0.3
Squashed 'qmf/' changes from 0b312e9..8bcfbaa

8bcfbaa Rework the build system to better use parallel builds.
a84920f libqmfclient: export a few private classes used by messageserver.
f3ef1f7 Add missing include.

git-subtree-dir: qmf
git-subtree-split: 8bcfbaab19a14cab2b77b4b89dc5811e0d709e0e
Merge commit '4ca1b05a9ed9011ab0033d74f93687747217f29c' into vdv-devel

Conflicts:
	qmf/messagingframework.pro
Move password plugin to the plugins dir
Merge pull request #5 from nemomobile-packages/vdv-devel

[qmf] Update to upstream version 4.0.3