pidgin/pidgin

Install our appdata file to $(datadir)/metainfo as that change was made a long time ago

This patch originates from Lars Wendler from Gentoo

https://gitweb.gentoo.org/repo/gentoo.git/commit/net-im/pidgin/files/pidgin-2.13.0-metainfo.patch?id=2dd6c1852251b5b67c3045badf173be9535b97a9

Testing Done:
Installed to a prefix and verified the file ended up in `$prefix/share/metainfo`

Reviewed at https://reviews.imfreedom.org/r/607/
EXTRA_DIST = \
mdns_dns_sd.c \
dns_sd_proxy.c \
dns_sd_proxy.h \
Makefile.mingw
pkgdir = $(libdir)/purple-$(PURPLE_MAJOR_VERSION)
BONJOURSOURCES = \
bonjour.c \
bonjour.h \
buddy.c \
buddy.h \
jabber.c \
jabber.h \
mdns_avahi.c \
mdns_common.c \
mdns_common.h \
mdns_interface.h \
mdns_types.h \
parser.c \
parser.h \
bonjour_ft.c \
bonjour_ft.h
AM_CFLAGS = $(st)
libbonjour_la_LDFLAGS = -module -avoid-version
if STATIC_BONJOUR
st = -DPURPLE_STATIC_PRPL
noinst_LTLIBRARIES = libbonjour.la
libbonjour_la_SOURCES = $(BONJOURSOURCES)
libbonjour_la_CFLAGS = $(AM_CFLAGS)
libbonjour_la_LIBADD = $(AVAHI_LIBS)
else
st =
pkg_LTLIBRARIES = libbonjour.la
libbonjour_la_SOURCES = $(BONJOURSOURCES)
libbonjour_la_LIBADD = $(GLIB_LIBS) $(LIBXML_LIBS) $(AVAHI_LIBS)
endif
AM_CPPFLAGS = \
-I$(top_srcdir)/libpurple \
-I$(top_builddir)/libpurple \
$(GLIB_CFLAGS) \
$(DEBUG_CFLAGS) \
$(LIBXML_CFLAGS) \
$(AVAHI_CFLAGS)