python-grpcio: Do not hardcode compiler -std options

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-python/recipes-devtools/python/python-grpcio_1.4.0.bb

@@ -4,6 +4,8 @@ SECTION = "devel/python"
 
 DEPENDS = "python-protobuf"
 
+SRC_URI += "file://0001-setup.py-Do-not-mix-C-and-C-compiler-options.patch \
+           "
 RDEPENDS_${PN} = "python-enum34 \
                   python-futures \
                   python-protobuf \