svn path=/main/branches/2.1.7/; revision=14563
Release Notes; upgrade information mainly.
Features/major bugfixes are listed in NEWS
+portage-2.1.7
+==================================
+* Default behavior for emerge commands has changed so that packages are only
+ updated when necessary. In order to ensure that all packages are updated
+ when possible, you must now specify the -u/--update option. See bug #275945
+ for the rationale behind this change.
+
portage-2.1.6.12
==================================
* If you want overlay eclasses to override eclasses from other repos then see