Use parameters in Node() constructors
ResultPage() now executes Squeryl queries on construction
More Node parameter explicitness
Add a FinderResult constructor
Add more Finders, and new NodeDocument class
Standardize NodeStore and add BaseStore.batchInsert()
Remove (Public|Shared)DocumentSetController's reliance on OverviewDocumentSet
Rework DocumentSet. Fixes #460

* Remove DocumentSetType
* Make DocumentSetCreationJobType an INT, because Squeryl is bad at ENUM
* Move DocumentSet deletion (including race concerns, etc.) to DocumentSetStore
* Remove FakeDocumentSet (DocumentSet has a default constructor)
* Remove OverviewDocumentSetCreationJob
* Clean up LogEntryController
* Make lots of Stores
* Add NodeDocument class
* Remove anorm from all server tests
* Un-commented tests concerning job cancellation