bugfix: editor_tutorial...trigger(obj) now receives obj
created first tutorial step
cintinued basic tutorial
fix: tutorialWindow now automatically resizes; disabled manual resizing.
moved tutorial functionality in editor to its own class
fixed typo
finished implementing basic tutorial
fixed an issue with loading tutorial through menu
tutorial source is now set at a single point (Editor.init())
A tutorial step may now rename the "Skip" button. A tutorial step trigger is not mandatory anymore.
reworked the texts of the basic tutorial.
added .pydevproject to gitignore