xmlparser: Support single quotes for attributes
Do not allow abstract, virtual and override at the same time for properties

Fixes bug 702736
Fix base access of properties

Fixes another bug in 702736
codegen: Don't convert GValue/GVariant on non-null cast

Fixes bug 702846
poppler-glib: Drop unnecessary dependencies

Thanks to tarnyko for the patch.

Fixes bug 702873.
gtk+-2.0, gtk+-3.0: TextBuffer.get_slice return value should be owned
gtktemplate: Allow connecting signals of the template class itself
Update gtk+ 3 vapi to latest upstream
posix: Add mlockall and munlockall

Fixes bug 703617
gtk+-2.0, gtk+-3.0: Properly tag ownership on FileChooser.add_filter

Fixes bug 703816
codegen: Allow scope=async delegates to be used in vala code

Fixes bug 703804
gio-2.0: update to git master
girwriter: Fix handling of delegate params

Regression of d74c5fb0654ef5985d763a7847c8013de781aac3
gstreamer-1.0: Update to 1.0.8
gdk-3.0: Update to 3.9.8
atk: Update to 2.9.3
gdk-pixbuf-2.0: Update to 2.29.2
gstreamer-1.0: Fix TagList.get_boolean regression
Add support for the \uXXXX escape sequence

An additional checks to validate the escape sequences \xYY and \uYYYY
were added, where Y represents a hex digit.
https://bugzilla.gnome.org/show_bug.cgi?id=704709
scanner: Fix regression for the \x escape sequence

Allow a variable hex digit length for \x with a low boundary set to 1
https://bugzilla.gnome.org/show_bug.cgi?id=704709