Update plugin

* Plugin now handles syntax highlighting for Golo 1.1.0
* Golo projects can be opened directly by Netbeans until there is a file "golo.project" inton the folder.
* Is able to create Golo projects from Netbeans, two templates provided.
* A simple logical view where only the Golo files are displayed.
* Project can be executed from the button in the toolbar, from the right-click menu and the "Run" menu.
* Handles imports between modules and check if a main is available (issue #3).
* Fix issue #5.
* A HowTo has been added to the ReadMe (issue #2).