Merge pull request #11 from igor-borisov/master

Fetching release vaadin versions using server pages instead of read file with latest version
VAADINPNL-41  Add portlet used vaadin 7 detection.
Added build configuration for Maven assembly plugin to build a ZIP to be
uploaded to Vaadin Directory.
[maven-release-plugin] prepare release liferay-vaadin-plugin-1.0-rc2
[maven-release-plugin] rollback the release of liferay-vaadin-plugin-1.0-rc2
Added configurable property github.path
[maven-release-plugin] prepare release liferay-vaadin-plugin-1.0-rc2
[maven-release-plugin] rollback the release of liferay-vaadin-plugin-1.0-rc2
Added scm/developerConnection property
[maven-release-plugin] prepare release liferay-vaadin-plugin-1.0-rc2
[maven-release-plugin] prepare for next development iteration
Merge pull request #12 from mtaivai/master

Assembly configuration for Vaadin Directory, rc2
Merge branch 'develop' into feature/VAADINPNL-41
Merge branch 'feature/VAADINPNL-41' into develop
VAADINPNL-41  Add portlet used vaadin 7 detection.
VAADINPNL-41  Add portlet used vaadin 7 detection.
Merge branch 'feature/VAADINPNL-43' into develop
some refactoring
VAADINPNL-46  Change regexp to match validation-api-1.0.0.GA.jar and validation-api-1.0.0.GA-sources.jar
VAADINPNL-45  Extract validation-api-1.0.0.GA.jar and validation-api-1.0.0.GA-sources.jar