V0.31.0 Released

Features

• Fractional zooming on mobile
• Add a new Layer GroupTileLayer
• Add 2 new methods on map hasPreviousView() and hasNextView() for view history

Fixes

• Use jsonp instead of xhr to load arcgis config to avoid CORS blocking
• Fix map bouncing when hitting min/max zoom
• Fix tile gap of tilelayer on mobile
• Fix map.getZoomForScale
• Fix background painting when rotating canvas tilelayer

Breaking Changes

• Change getPreviousView and getNextView to zoomToPreviousView and zoomToNextView