svn path=/main/branches/2.1.7/; revision=15632
Release Notes; upgrade information mainly.
Features/major bugfixes are listed in NEWS
+portage-2.1.8
+==================================
+* The new --rebuilt-binaries option will replace installed packages with binary
+ packages that have been rebuilt. Rebuilds are detected by comparison of
+ BUILD_TIME package metadata. This option is enabled automatically when using
+ binary packages (--usepkg or --getbinpkg) together with --update and --deep.
+
portage-2.1.7
==================================
* Default behavior for emerge commands has changed so that packages are only