fix fragment manager already executing transaction exception

v2.0.1-beta

fix fragment manager already executing transaction

v2.0.0-beta

Merge remote-tracking branch 'origin/master'

# Conflicts:
#	README.md

fix bugs, optimizations

1.0.2-beta

Merge remote-tracking branch 'origin/master'

Fix and improvments

1.0.1-beta

Update README.md

First release

1.0.0-beta

Update README.md