Attempted to remove < and > in javadoc to make the JDK 8 compiler happy
Fixed the Groovy star import settings in the default IDEA project file
Replaced star imports with individual import statements in Groovy sources
Update dependencies.
Upgrade to Gradle 1.5.
Merge branch 'master' into update-dependencies
Rearrange some more dependencies, and back out of the Multiverse update as an interim measure to get all teh tests to pass.
Updated the IDEA project files as well as pom.xml to be in sync with the gradle build file
LazyDataflowVariable added
Minor user guide update
Minor lazy dataflow variable demo polish
Updated the default IDEA project file to IDEA 12.1
Fixed operator handling of missing input or output channels
Upgrade the Groovy version.
Merge commit '89a150856609614ad6a564b67bc6d81fb90e5554'

Conflicts:
	src/test/groovy/groovyx/gpars/dataflow/operator/DataflowOperatorShutdownTest.groovy