raptor2: initial add 2.0.15

* it is it in meta-office for a while. Now I need it in meta-qt5-extra too
* LICENSE.txt summarizes all licenses and explains that ot is user's choice
  which one to use

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/recipes-support/raptor2/files/0001-configure.ac-do-additional-checks-on-libxml2-also-wh.patch

@@ -0,0 +1,34 @@
+From 3f97aac5a1f43ef57b02fb9ccdcadd41a6b69fa9 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Andreas=20M=C3=BCller?= <schnitzeltony@googlemail.com>
+Date: Tue, 27 Oct 2015 10:21:24 +0100
+Subject: [PATCH] configure.ac: do additional checks on libxml2 also when
+ detected by pkg-config
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Upstream-Status: Applied [1]
+
+[1] https://github.com/dajobe/raptor/pull/33
+
+Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
+---
+ configure.ac | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 10ff870..35fa08e 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -601,7 +601,7 @@ have_libxml=0
+ need_libxml=0
+ 
+ oCPPFLAGS="$CPPFLAGS"
+-if test "X$XML_CONFIG" != X; then
++if test "X$libxml_source" != X; then
+   CPPFLAGS="$LIBXML_CFLAGS $CPPFLAGS"
+   LIBS="$LIBS $LIBXML_LIBS"
+   AC_CHECK_FUNC(xmlCreatePushParserCtxt, have_xmlCreatePushParserCtxt=yes, have_xmlCreatePushParserCtxt=no)
+-- 
+2.1.0
+

meta-oe/recipes-support/raptor2/raptor2_2.0.15.bb

@@ -0,0 +1,25 @@
+SUMMARY = "Library for parsing and serializing RDF syntaxes"
+LICENSE = "GPLv2 | LGPLv2.1 | Apache-2.0"
+LIC_FILES_CHKSUM = " \
+    file://LICENSE.txt;md5=b840e5ae3aeb897f45b473341348cd9c \
+    file://COPYING;md5=751419260aa954499f7abaabaa882bbe \
+    file://COPYING.LIB;md5=2d5025d4aa3495befef8f17206a5b0a1 \
+    file://LICENSE-2.0.txt;md5=3b83ef96387f14655fc854ddc3c6bd57 \
+"
+
+DEPENDS = "libxml2 libxslt curl yajl"
+
+SRC_URI = " \
+    http://download.librdf.org/source/${BPN}-${PV}.tar.gz \
+    file://0001-configure.ac-do-additional-checks-on-libxml2-also-wh.patch \
+"
+SRC_URI[md5sum] = "a39f6c07ddb20d7dd2ff1f95fa21e2cd"
+SRC_URI[sha256sum] = "ada7f0ba54787b33485d090d3d2680533520cd4426d2f7fb4782dd4a6a1480ed"
+
+inherit autotools pkgconfig
+
+EXTRA_OECONF = " \
+    --without-xml2-config \
+    --without-curl-config \
+    --without-xslt-config \
+"