[MGFFT-81] add in parsing of isOn for ab configs.
[MGFFT-81] refactor out common code.
[MGFFT-81] integrate into bundler
integration tests for parsing ab configs.
[MGFFT-81] refactor all the clears into a single function
[MGFFT-81] refactor to have a Js and Mustache parsing function.
Merge pull request #12 from Andrew-Hagedorn-ZocDoc/ParseAbConfigsFromJavascript

Parse ab configs from javascript