Add new NIO module Groovy methods contributing to the GDK java.nio.file.Path class
Copyright extended to 2014
Let GDK doc use the "gapi" version for the Groovy classes, and use Java SE 7 documentation for the Java classes
Remove the "all classes" broken link and the associated javascript
Merge pull request #376 from glaforge/gdk-tweaks

GDK tweaks
GROOVY-6688: Internal variable not updated if using a binary operator with assignment
GROOVY-6688: Update documentation to reflect the fact that pre/postfix operations are not (yet) supported
tweak gradle builds
tweak gradle builds to have gradle src
GROOVY-6690: Upgrade testng to 6.8.8
GROOVY-6553: tidy up no longer needed asm/antlr jars from dist/lib
GROOVY-6691: Cannot extend trait with generic parameter
GROOVY-6691: Reworked fix for GROOVY-6691 without dropping generics information
Fix META-INF/MANIFEST.MF broken after rewrite for GROOVY-6553
Attempt to give more feedback when compilation fails due to NoClassDefFoundError
GROOVY-6694: Fix access of static properties from within the trait