Updated build.gradle
Updated build.gradle

Conflicts:
	build.gradle
Updated build.gradle. Java 8
Upgrade Groovy version.
Copy over and amend the GrailsDoc agent entry to the ASCIIDoc files.
Amend the title and add the introduction to the ASCIIDoc sources.
Add another ASCIIDoc chapter.
Some more ASCIDoctor chapters.
Three more chapters for the guide.
Merge pull request #5 from GPars/master

Documentation templates
Merge branch 'remote-dataflows'
Merge branch 'master' into remote-actors
RemoteActors example - cleanups
LocalHost cleanups
RemoteActors with new API.
RemoteActors with new API. Example with new API
RemoteActors with new API.
RemoteActors with new API. Working example
RemoteActors with new API. Working Ping-Pong example
RemoteActors with new API. Working Chat example