Merge all changes from trunk

media-libs/libpng/libpng-1.5.2.bep

@@ -0,0 +1,25 @@
+DESCRIPTION="libpng" 
+HOMEPAGE="http://www.libpng.org" 
+COPYRIGHT="1998-2011 Glenn Randers-Pehrson
+		1996-1997 Andreas Dilger
+		1995-1996 Guy Eric Schalnat, Group 42, Inc."
+LICENSE="LibPNG"
+
+SRC_URI="http://prdownloads.sourceforge.net/libpng/libpng-1.5.2.tar.gz?download"
+CHECKSUM_MD5="31d448eb93a1646359a23f1b23434ab3"
+REVISION="1"
+STATUS_HAIKU="stable"
+DEPEND=""
+BUILD {
+	cd libpng-1.5.2
+	libtoolize --force --copy
+	./autogen.sh
+	./configure --prefix=`finddir B_COMMON_DIRECTORY` \
+		--mandir=`finddir B_COMMON_DOCUMENTATION_DIRECTORY`/man
+	make
+}
+
+INSTALL {
+	cd libpng-1.5.2
+	make install
+}