[FYI] Merge branch 'maint' into master

[Stefano Lattarini]

commit 153f861b91221d14842c495efa0b1f10d9455855
Merge: 0faf158 0494881
Author: Stefano Lattarini <address@hidden>
Date:   Wed Oct 31 12:41:13 2012 +0100

    Merge branch 'maint'

    * maint:
      vala tests: source test-init.sh, not ./defs
      tests: fix a spurious typo-related failure
      tests: remove spurious leftover use of 'Exit'
      tests: can check our recipes avoid trailing backslashes
      vala: improve comments to AM_PROG_VALAC
      news: update w.r.t. recent vala changes
      vala: if no proper compiler found, set $(VALAC) to 'valac'
      vala: AM_PROG_VALAC should not produce an error for tool-old valac
      docs: document recent changes to AM_PROG_VALAC
      tests: enhance tests on AM_PROG_VALAC
      vala: style fixes in vala.m4
      vala: add action arguments, for when no proper vala compiler is found

    Signed-off-by: Stefano Lattarini <address@hidden>