AceLogger Code

Note: The Eclipse configuration of this revision is BROKEN, don't check it out unless you really need it. Next revision will bring new project configuration, using newer versions of the static analysis plugins for Eclipse.

1. Corrected a typo in BackgroungController
2. Extracted constants from classes and moved them to their own package
3. Some modification to the project POM
4. Modified author and version patterns used in javadoc
5. Some code cleanup

- Site changes to conform with sourceforge's new logo policy.
- Changed Wiki and Issue Management instructions.

Minor build changes

Some Refactoring regarding abstract class names and parameters

- POM modifications to add external property file
- Minor uptades to CancelableTask and AbstractLevelFilterTest

- POM cleanup
- Site doc. modified
- Checkstyle configuration changed to use a variable for the header file

Global clean-up to resume development

Updated Dependencies in POM

Added tests for TextInterpolators and Factories
Added some "null check" to factories
Fixed a problem in the InternalCodeFrameResolver to handle the different depths of messages with cause and the ones without

Renamed LogCall to LogEvent.
Renamed LogCallLocation to LogEventLocation.
Created the TextInterpolator.
Added missing Javadoc.
Fixed some package.html information.
Added a new site logo.