v2.2.0

New additions

• add flow typing
• add immutableMemo a wrapper over React.memo with updateOnProps functionality and is compare.

Changes (non breaking)

• update typescript typing
• remove usage of getIn due to this issue.
  • New implementation removes limitation of path functionality available only with immutable@4, now updateOnPros and updateOnStates work with paths regardless of immutable version.
  • New implementation additionally work with es6 Map or any collection providing get(key) and has(key) functionality.