find_root: fixup rootcint-dict scan method
find-posix: dont make bfd mandatory by default
find-root: make rootcint use -p
find-xrootd: fix lookup
hwaf-base: introduce hwaf_macro_append_value/hwaf_macro_append
hwaf-base: introduce hwaf_macro_prepend_value/hwaf_macro_prepend
hwaf-base: implement hwaf_macro_remove
version: 20131204