0.3.1

Class implementation.
Deprecated old methods to be migrated to new class.
Class will be used for future development and quest comparing tools.

Some minor changes.

• added questTool.subquestArray(); (just pirate pete right now)
• test.js properly tests with mocha and chai
• added empty subquest array for all quests except Recipe for Disaster
• renamed Experience field to exp in quest.rewards
• Added highestBoost method for determine max boost for boosting for quests
• canCompleteQuest method;