Imported Upstream version 0.1.15
Merge tag 'upstream/0.1.15'

Upstream version 0.1.15

Conflicts:
	src/arvenumtypes.c
	src/arvenumtypes.h

Resolved by removing both files (generated code)
Revert "distclean shouldn't nuke generated documentation"

This reverts commit 99570d4108ed374909939a7a5bca8930295d753f.

Conflicts:
	docs/reference/aravis/Makefile.in
	gtk-doc.make

Patch is not needed anymore since we are changing to a full build (using --enable-gtk-doc)
Use autogen.sh to run autotools reconfigure, enable gtk-doc build
Release 0.1.15-1