Bumped the version of the framework and podspec to 2.0.0-beta.1.

Updated the CHANGELOG and bumped the version to 1.3.1.

Points at revision "f73b0f82"

Points at revision "a1152c4f"

Points at revision "82f94dc5"

Bumping version to 1.2.1

Bumping version to 1.2.0

Bumping version to 1.1.5

Remove teardown()

Bumping Podspec to 1.1.3