Bump to 2.1.0

Bump 2.0.3

Merge pull request #55 from beda-software/optimize-performance

Optimize performance 4x

Bump to 2.0.1

Merge pull request #51 from beda-software/user-defined-functions

Add support for user defined functions #49

Bump version to 1.2.1

Bump to 1.2.0

Bump package version to 1.1.1

Bump package version to 1.1.0

Bump package version to 1.0.3