APPWTV-27: corrected implementation of TilesDataView and DefaultTile classes, as well as implementation of DataViewItem overriding the updateRecord() metod as reported in http://www.sencha.com/forum/showthread.php?209415-Ext.dataview.component.DataItem-missing-dataMap-config
Merge pull request #14 from lamuertepeluda/master

APPWTV-27 and DataItem fixes