platform: Version bump to 0.4.0. [jddalton]

platform: Bump version to 0.3.1. [jddalton]

platform: Bump version to 0.3.0. [jddalton]

Tag the 0.2.0 release.

platform: Avoid Closure Compiler munging the global platform object n…

…ame. [ded, jddalton]