Merge pull request #144 from Automattic/release/v3.1.6

Release v1.3.6.

Merge pull request #118 from Automattic/release/3.1.5

Release 3.1.5

Merge pull request #113 from Automattic/release/3.1.4

Release 3.1.4

Merge pull request #96 from Automattic/release_3_1_3

Update to version 3.1.3

Update changelog for v3.1.0

[skip travis]

Bump version number to v3.0.2 and update changelog.

Bumper version to v3.0.1 and update changelog.

Looks like WP.org requires no spaces for bold.

Bump plugin version to v2.3.1.

Bump required WordPress version to v3.2 so that we don't need to bund…

…le jQuery's progress bar plugin anymore.