* google-gflags: version 0.6
	* Deal correctly with case that libpthread is not linked in (csilvers)
	* Update Makefile/tests so we pass "make distcheck" (csilvers)
	* Document and test that last assignment to a flag wins (wan)


git-svn-id: https://gflags.googlecode.com/svn/trunk@17 6586e3c6-dcc4-952a-343f-ff74eb82781d