v1.0.1

• Fix counting error when there are child views with visibility set to GONE.

v1.0.0

• New Checkable based ToggleButtonGroup.

v0.2.3

• Fix measure issue when measure specification mode is MeasureSpec.UNSECIFIED.
• Uncheck all buttons when passing null to setCheckedPositions().

v0.2.2

• Prefix attribute names with tbg.
• Fix row spacing calculation for auto spacing on single row.