[gst] fix some avi xvid/divx files by doing some frame inspection stu... thx  Schischu
add  depend  to cairo
gst-plugins-good  fix patch
add depends to gst-plugin-subsink
rename functions from base-rpm
host-make fix depends chain
TARGET_target_rpm rename fix
linux kernel add perf tool compilation
smart-rules.pl cleanup
don't check timestamp for file:// protocol deps

files in SDIR may change timestamps during git manipulation, often users don't want to rebuild all toolchain after that.
REMEMBER to increase PR_${P} after changing patches!
fix typo: rpm_do_compile was replaced with rpm
smart-rules.pl Archive files aren't oder-only deps

tell make to ignore timestamps only for files in SDIR
dep-graph.py fix update Makefile and twice dump
add funny *.help target:) And MAKE_VERBOSE option