PROTON-178: PHP install paths now honor CMAKE_INSTALL_PREFIX_PREFIX
PROTON-178: PHP install paths now honor CMAKE_INSTALL_PREFIX_PREFIX

The EXT and INCLUDE directories are prepended with the install prefix.
The INI directory (PHP_INI_DIR), though, still needs to be overridden
by the developer.

git-svn-id: 33ed6c3feaacb64944efc691d1ae8e09b17f2bf9@1417610 13f79535-47bb-0310-9956-ffa450edef68

astitcher/qpid-proton-old,astitcher/qpid-proton-old,astitcher/qpid-proton-old,astitcher/qpid-proton-old,astitcher/qpid-proton-old,astitcher/qpid-proton-old,astitcher/qpid-proton-old,astitcher/qpid-proton-old