Update CHANGELOG.md

adding info about v. 2.1.2 to CHANGELOG.md

༼ つ ◕_◕ ༽つ giving version 2.1.1 in README.md

༼ つ ◕_◕ ༽つ giving version 2.1.0 in README.md

bumping version to 2.0.1 in README.md

Update README.md

updating library version

Update README.md

corrected formatting

Updating library version to 1.0.4 in README.md

updating download section in README.md for v 1.0.3

Merge pull request pwittchen#27 from pwittchen/update_readme_for_v1.0.2

updating library version in README.md file