This commit was manufactured by cvs2svn to create branch 'RC_1_30_0'.

svn path=/branches/RC_1_30_0/boost/boost/config/; revision=17693
merged from trunk

svn path=/branches/RC_1_30_0/boost/boost/config/; revision=19404
Selectively merged changes in the main trunk into the branch for 1.30.2 release.

svn path=/branches/RC_1_30_0/boost/boost/config/; revision=19569