[FORGE-706] Plugins supporting .gitignore file creation and content management
1. Support exclusions on plugin dependencies
2. Skip plugin extensions flag for default value
FORGEPLUGINS-100 Avoid range versions in validation-api, now list avaible versions
Removed duplicated commons-codec dependency
FORGE-713
FORGE-713: Added another test scenario
FORGE-714
Refactored test
FORGE-712
Improved GitIgnorePluginTest
FORGE-704
Support for multi-dimensional arrays
Changed return value for non-array objects
FORGE-717: Fixed random EndOfStreamExceptions
[maven-release-plugin] prepare release 1.1.3.Final
[maven-release-plugin] prepare for next development iteration
Better test assertions
Reduced memory max size needed to run tests
    enum += MethodHolder, FieldHolder, InterfaceCapable

    InterfaceCapable -= JavaSource

    JavaSource -= GenericCapable
FORGE-727 Fix for unexpected operator error message

Ubuntu and other Debian based derivates use dash instead of bash
to execute scripts requiring /bin/sh. The POSIX sh aka dash shell
 does not understand "==".

Hence using "=" instead in the forge script.