[vala] (3 commits) Non-fast-forward update to branch wip/explicit-class-access

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/explicit-class-access' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  d6d5863... WIP vala: Allow explicit access to class members

Commits added to the branch:

  da4323a... Don't use broken and unsupported cast expression as stateme (*)
  9b1c71c... vala: Issue an error on void initializer for local-variable (*)
  c23e947... WIP vala: Allow explicit access to class members

(*) This commit already existed in another branch; no separate mail sent