First commit with Google AppEngine replaced by Jetty
Update development build instructions for OS X 10.6 Snow Leopard.
Update development build instructions to confirm that they also work for OS X 10.7.
Merge pull request #1 from tturocy/master

Build instructions work on OS X.
Added parameters to avoid out-of-memory in target "compile-gui"

fork="true" 
maxmemory="1024m"
Ignore build.properties commitment
Test
Install instructions for the development environment
Markups
Markup
PromptThreButtons is an adoption of the class PromptTwoButtons. The new
class shows three button: Save, Do not save, Don't do anything - return.
Added a signal variable _lastActionZoom that indicates if the last
action was zooming or not. This variable could be analyzed to
determine if auto adjust is necessary (in case of zooming it is not).
Added two more user settings:

EDITOR_MATRIX_DELIMETER to determine the delimeter of columns in the
matrix editor 

TREE_AUTO_ADJUST to determine if the size of the tree should be
automatically adjusted to the canvas size (browser window)
Added the visual elements for the two options
Added the visual elements for the two options:

* EDITOR_MATRIX_DELIMETER
* TREE_AUTO_ADJUST
A couple of changes:
*Remove the modeBar element and replaced it by a variable
*Put view/Edit mode in the canvas tab
*Implemented Auto adjust
Redesign of the Matrxi Editor:

* Align columns
* Auto fill columns and rows
* Align and fill matrix according to matrix type (zero sum, symmetric)
Implemented auto adjust redrawing
Fix the bug, that the correct drawing of player numbers is not performed
after random payoffs
Include fixed font type
New images for zero sum icon