Makefile.am: Quiet down one last rule
Makefile.am Fix build of vala tests

valac is very hard to make happy
Makefile.am: Get the dependencies of libsecret-testable.so right
Makefile.am: Add dependencies on vapis from vala tests
Makefile.am: Fix typo in last commit
Makefile.am: Look in $builddir for headers when building vala tests