Release Notes 2017.12.28

* Building: Tap click to grab piece. Hold to grab group.
* Building: Highlighting includes group selections.
* Building: Improved tips box.
* Lighting: Re-balanced sun/moon intensities.
* Lighting: Reduced day/night transition flicker.
* Storm: Adjusted wall proximity effects.
* Storm: Disabled build/save stations inside the storm
* Fixed typo in opening