Started 1.4-SNAPSHOT
Fixed invalid scm references.
Merge branch 'master' into devel

Conflicts:
	pom.xml
Updated the parent pom version to 1.6-SNAPSHOT.
Added BZ#809286 - Add username of the user who edited a topic as a search field.
Fixed BZ#1039309 - Liquibase creates an incorrect index.
Reverted original fix for BZ#1039309 - "Liquibase creates an incorrect index" and updated it with a proper fix.
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Working on de duping
Working on de duping
Working on de duping
Moved the SHA-256 hash generation to a more appropriate class.
Added a comment for the TopicContentHash changeset.
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Working on https://bugzilla.redhat.com/show_bug.cgi?id=1035547
Reworked how Content Spec containers initial text is stored for BZ#1017465