added evaluator and view
Query analyzer first version

The initial version of query analyzer, written during the hackaton kickoff.
Not yet capable of offering index suggestions.
Merge pull request #19 from jonasz/master

Query analyzer first version.
(need to remove these files from pull request #18)
Merge pull request #18 from kiran-b/master

Added static query evaluator, and a brief (unsafe) UI for it
Merge pull request #21 from hoangelos/master

add sidebar on New Document and fix config deletion