Initial implementation of the autosave plugin
Cleanup typos, unused imports, redundant plugin.xml entries and other quirks
Issue #15: look for JEE files anywhere in project

+ basic fixes
Improved documentation about installation
Fix for nested source folders in JS projects
First attempt at an automatic Maven project configuration updater

Signed-off-by: Fred Bricon <fbricon@gmail.com>
Issue #19: Control nesting of projects in the view menu

This is mimicking the "Package Presentation" configuration on Project
Navigator:
* Introduced a "Project Presentation" menu with "Flat" and
"Hierarchical" options
* Option is controlled globally, not by given Folder/Project

Also-By: Peter Palaga <ppalaga@redhat.com>
Update Readme with "Auto-update out-of-date Maven project configuration" blurb
Nestor: JavaDoc, FIXMEs, performance motivated refactoring
Nestor: clean compiler warnings such as missing @Override, autoboxing,
etc.
Beginning of integration-test
[Nestor] Set default value of menu to "Flat"
Implementing editor saving on focus lost