Make the xyz layer support url regex that manages the format of the output.  Add a test to confirm that this is the case as well
Merge branch 'master' of https://github.com/jbjonesjr/mapfish-print into xyz_url_format
Add some tests for the custom digit format, change the json inserts to put from accumulate, and patch broken uriBasicFormat test
Attempt to update the documentation
Update documentation to reflect reality of the default param format
Update XYZLayerTest.java

Removing unnecessary space.  No clue where this is coming from.
Merge pull request #71 from jbjonesjr/xyz_url_format

Xyz url format