rospy: initial untested recipe by manually extracting meta data from package.xml

recipes-ros/ros-comm/rospy_1.9.41.bb

+DESCRIPTION = "rospy is a pure Python client library for ROS. The rospy client \
+  API enables Python programmers to quickly interface with ROS Topics, Services, and Parameters."
+SECTION = "devel"
+LICENSE = "BSD"
+LIC_FILES_CHKSUM = "file://package.xml;beginline=23;endline=23;md5=d566ef916e9dedc494f5f793a6690ba5"
+
+require ros-comm.inc
+
+S = "${WORKDIR}/ros_comm-${PV}/clients/${BPN}"