Multiple snapshots capabilities

breaking change?

• when new version is run over old working directory all old versions will be recreated. however no manual change is needed

new features

• it is possible to take multiple snapshots.

Fix compatibility with RN 0.40

v0.4.5

release 0.4.5 - fix compatibility with pre/post RN 0.40

first public release

• first usable version for both ios and android