Merge branch 'stable-2.7'
* stable-2.7:
Set version to 2.7
Fix installation of plugins
Fix change stuck in SUBMITTED state but actually merged
Remove documentation links from admin page
NPE when deleting draft patch set when previous draft already deleted
Fix example for 'test-submit rule' in Prolog cookbook
Mark ALREADY_MERGED changes as merged in the DB and run hooks
Conflicts:
gerrit-acceptance-tests/pom.xml
gerrit-antlr/pom.xml
gerrit-cache-h2/pom.xml
gerrit-common/pom.xml
gerrit-extension-api/pom.xml
gerrit-gwtdebug/pom.xml
gerrit-gwtexpui/pom.xml
gerrit-gwtui/pom.xml
gerrit-gwtui/src/main/java/com/google/gerrit/client/admin/AdminConstants.properties
gerrit-httpd/pom.xml
gerrit-launcher/pom.xml
gerrit-main/pom.xml
gerrit-openid/pom.xml
gerrit-patch-commonsnet/pom.xml
gerrit-patch-jgit/pom.xml
gerrit-pgm/pom.xml
gerrit-plugin-api/pom.xml
gerrit-plugin-archetype/pom.xml
gerrit-plugin-gwt-archetype/pom.xml
gerrit-plugin-gwtui/pom.xml
gerrit-plugin-js-archetype/pom.xml
gerrit-prettify/pom.xml
gerrit-reviewdb/pom.xml
gerrit-server/pom.xml
gerrit-sshd/pom.xml
gerrit-util-cli/pom.xml
gerrit-util-ssl/pom.xml
gerrit-war/pom.xml
plugins/commit-message-length-validator
plugins/replication
plugins/reviewnotes
pom.xml
Change-Id: Iacb961caf52032e7e445be9ed81376db849e171b
