Convert to new override syntax

This is the result of automated script (0.9.1) conversion:

oe-core/scripts/contrib/convert-overrides.py .

converting the metadata to use ":" as the override character instead of "_".

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/recipes-extended/properties-cpp/properties-cpp_git.bb

@@ -13,10 +13,10 @@ SRC_URI = "git://github.com/lib-cpp/${BPN}.git"
 
 S = "${WORKDIR}/git"
 
-do_configure_prepend() {
+do_configure:prepend() {
     echo " " > ${S}/tests/CMakeLists.txt
 }
 
 inherit cmake pkgconfig
 
-RDEPENDS_${PN}-dev = ""
+RDEPENDS:${PN}-dev = ""