bumped version to v0.10.4

bumped version to v0.10.3

Merge pull request #21 from cubicdaiya/bumped-version-to-0.10.2

bumped version to 0.10.2.

bumped version to 0.10.1.

bumped version to 0.10.0.

bumped version to 0.9.1.

bumped version to 0.9.0.

bumped version to 0.8.1.

bumped version to 0.8.0.

bumped version to 0.7.4.