Removed unused OnClickListener implementation.
Removed unused logging call.
Added flag to enable/disable heading display.
Removed edit mode code.
Filter row now displays as expected when toggled.
Heading row checkbox toggles select/deselect all.
Filter text is cleared when filters are disabled.
Multiple selection can now be toggled.
getValuesAt() method returns 2D array instead of Bundle.
Added method checkAll() to check CheckBox widgets and adapter internal states.
SparseBooleanArray is now used to store internal checked state.
Initialize checked states in constructor of Adapter.
Added listener for CheckBox check to handle widget and internal state.
Added ability to specify a raw query.
Added ability to specify unique rows (DISTINCT).
Removed unused string resource.
Updated readme.