rejigger caching logic to enforce 0 minutes minimum of caching, put lru parameters into correct scope
fixes and improvements

- make cache persist at least 10 minutes (as it does in the web service)
- fix LRU eviction bug
- pass projectName parameter around more sanely
- store loadedTime metadata on each resource
formatting
Merge pull request #182 from mobify/v1.1-PROD-111-jazzcat-updates

V1.1 jazzcat updates