[maven-release-plugin] prepare release 6.2.0-b3
[maven-release-plugin] prepare for next development iteration
MAVEN-96 Better portal version check
MAVEN-96 Make compatible with 6.2 SassToCssBuilder
MAVEN-96 SF
MAVEN-99 Upgrade Liferay-specific XML descriptors in Maven Archetypes to 6.2.0 DTDs