transitionConfigprop to allow configuring
ReactCSSTransitionGroupfor the loader overlay.
prop-typeslibrary to suppress deprication warnings
contentStyle property to extend content container styles
messageStyle property to extend message container styles
Removed babel-polyfill that was polluting globals. Now using babel-transform-runtime instead.
Very important bugfix: rendering was causing redundant mounts and unmounts that caused unwanted side-effects on rare cases.
CSS styles now follow correct BEM-naming. Update your classes if you have overriden Loader classes.