prepare release 4246
[maven-release-plugin] prepare release v1.6.4246
[maven-release-plugin] prepare for next development iteration
prepare 1.5.4247
[maven-release-plugin] prepare release v1.5.4247
[maven-release-plugin] prepare for next development iteration
1.5.4248-SNAPSHOT
prepare release v1.6.4268
[maven-release-plugin] prepare release v1.6.4268
[maven-release-plugin] prepare for next development iteration
1.6.4269-SNAPSHOT
Merge branch 'release/1.5' into release/1.6
Merge branch 'release/1.6' into release/1.7

Conflicts:
	enginedoc-common/pom.xml
	enginedoc-kernel/pom.xml
	enginedoc-parent/pom.xml
	pom.xml