* Added support for grouping tasks by chllenge
* Fixed tests and updated default challenge model name
* Fixed broken member test
* Updated setting string
* Changed to shortName
* Began abstracting task grouping
* Added initial task directive code
* Added new directives to help with grouping of tasks
* Removed random console.log
* adding quest owner specific rewards. closes#2715
* Updating model to prevent this from being a breaking change.
* Removing duplicate translatable string and readding accidentally deleted portion
* capitalizing according to pr.
* fixing according to comments on pr
* removing final mistakes
* fixing whitespace
* re-adding the onlyOwner field that got deleted when the index.js file was moved and fixed console errors.
* moving cleaning of empty obejct for quest owner updates into quest owner updates method
* Fixing so tests pass by updating variable name and removing unnecessary parameter definition.
* adding a new test and refactoring client side code to use controller method.
