set opacity to be true by default, to make sure changes are compatible with new support for transparent pcanvas (see PCanvas.paintComponent)

Issue 25 ; refactor getpSwingCanvas() --> getPSwingCanvas()

Issue 25 ; use the current PSwing repaint manager if one has been set, or create a new one if it is not of the right type

Issue 23 ; check for existence of a node before removal to prevent NullPointerExceptions

Issue 20 ; adding ContainerAdapter to disable double-buffering in children added to a container after the container has been added to a PSwing component

Issue 19 ; added reference to PCamera as PInputEvent input source in cases where path is null

Issue 17 ; refactoring PCanvas KeyListener to KeyEventPostProcessor

Issue 15 ; properly consume mouse events in PSwing components

Issue 14 ; removing unnecessary invalidate/revalidate and repaint of PSwingCanvas

added support for non-opaque canvas, see http://groups.google.com/group/piccolo2d-dev/browse_thread/thread/134e2792d3a54cf

Issue 59 ; re-assigning copyright, per Sam Reid: 'I wrote the code that is copyrighted by University of Colorado, and I don't see any problems with reassigning copyright/license.'

Issue 59 ; copyright start year should be 1998 to match oldest files

Issue 59 ; copyright start year should be 1998 to match oldest files

Issue 59 ; copyright start year should be 1998 to match oldest files

Issue 59 ; copyright start year should be 1998 to match oldest files

Issue 59 ; copyright start year should be 1998 to match oldest files

Issue 59 ; updating license header and adding one where missing

Issue 59 ; improving wording of the third condition clause

issue#42 adjust svn path

issue#6 issue#42 remove obsolete/redundant material

issue#6 change report added

Issue 59 ; clarifying copyright and license statements

Issue 29 ; Tweaked checkstyle configuration and ran eclipse formatter on the java source in examples. Reduced checkstyle errors from 5877 to 1352. Note this commit contains formatting-related changes only, no code changes.

Issue 29 ; Tweaked checkstyle configuration and ran eclipse formatter on the java source in extras. Reduced checkstyle errors from 15693 to 3520. Note this commit contains formatting-related changes only, no code changes.

Issue 29 ; Added eclipse formatter configuration, tweaked checkstyle configuration to match, and ran eclipse formatter on the java source in core. Reduced checkstyle errors from 14037 to 2502. Note this commit contains formatting-related changes only, no code changes.

issue#45 pom and upload tweaks

issue#45 add a site navigation

Issue 28; re-adding checkstyle plugin configuration to core, extras, and examples poms, adding sun_checks.xml to src/build/conf in each to enable check configuration

issue#45 upload shell script

issue#45 revert r153