v0.13.3

General

• [Snackbar] add bodyStyle prop to style child div (#2104)
• [DatePicker] add container prop to display DatePicker in-line or inside Dialog (#2120 and #2153)
• [AppBar] add relative positioning for z-index to take effect (#1478)
• [AppBar] add onTitleTouchTap prop to AppBar (#2125)
• [Popover] new component! (#2043) (thanks @chrismcv)
• Split [SelectField] and [TextField] doc pages (#2161)

Component Fixes / Enhancements

• [SelectField] onChange triggered consistently when using value prop (#1610)
• [Dialog] fix page scrolling behind dialog after resizing (#1946)
• [DatePicker] fix calendar height (#2141)
• [TimePicker] allow to set time to null (#2108)