(PanelwithUrlSelector).

New tool App.getStore to instanciate the any kind of store.
Remove the old tool App.getDirectStore.

Modify the viewport and the converter accordingly.

Rename the dbui language files.

Rename the action get_api as dbui_conf.

- remove the service CvtSvc
- introduce a new module extjs containing a configurator class for each ExtJS component.
- introduce a new module converter containing helper function transforming web2py dal object into ExtJS configurator.
- deploy configurator in the rest of the code.
- define an xtype forl the App.Viewport class.
- Remove the widget class and transform the Spacer into a configurator.
- clean the navtree module. Helper function are replaced by configurator

Modify controller accordingly.

the plugin binary file as well as  editing of CHANGELOG

clean print statement.

 - remove environment argurments and used gluon.current instead.
 - add is_mathjax ans used it.

App.grid.GridWithFilter
 - Improve the display of App.GridWithFilter by moving anchor to 99%.
 - The class GridWithFilter inherit from PanelwithSelector
 - cvtSvc and cfg_configurable_url_panel follows evolution