Merge pull request #48 from vaidik/v0.9.0

bump version to 0.9.0

bump version to 0.8.3

Merge pull request #30 from vaidik/version-0.8.2

bump version to 0.8.2

Merge pull request #26 from vaidik/fix-assertion-error

Fix assertion error

Merge pull request #24 from vaidik/parser

Parser