Fixing problem with invalid LatLng object
Merge branch 'develop' into issue-205
changed wax avoiding reset event.changedTouches
fixing problem in pos x and y with null values
changing NaN check for invalid touch position
Merge branch 'develop' into issue-205
accepting IE11 pointer events as feature click
Adding a new alpha version of wax supporting IE events and fixing bug
Added return false when map pos is not valid
Merge pull request #206 from CartoDB/issue-205

Fixing problem with invalid LatLng object