v2.3.0 release

New control(s)

• PropertyFieldIconPicker: new icon picker control #319

Enhancements

• PropertyFieldTermPicker: two properties: areTermsSelectable and areTermsHidden #313
• PropertyFieldListPicker: ability to return Title and relative URL of the list #281

Fixes

• Documentation fix: spelling fix on index.md #320

Contributors

Special thanks to our contributors (in alphabetical order): Corey Roth, Gautam Sheth, Konrad K..