pidgin/purple-plugin-pack

Make splitter connect to signals with PURPLE_SIGNAL_PRIORITY_LOWEST, which
should cause it to be called before other plugins, such as OTR. I believe
this fixes #571.
#
# Makefile.mingw
#
# Description: Makefile for the google plugin.
#
PP_TOP := ..
PP = google
include $(PP_TOP)/win_pp.mak