Added a new custom buildtool task

This release contains changes to:

• Migrate the packageToolbox.prj to ExamplesDrivenTester.prj
• Introduce a custom build task ExamplesDrivenTesterTask to directly use inside a buildfile

Version 0.91

Release contains bugfixes related to:

• MATLAB path for classes and name spaces
• clear all in examples scripts
• some other minor changes

Version 0.9

First release with all functionalities of Examples Driven Tester