Query spec proposal
Fixes based on feedback
Add JSON implementation data, update query language to agree
Merge pull request #27 from tidepool-org/nico/pretty-urls

Pretty URLs
Merge the reorganized files
update Query doc with a few more details
move Query files
update query stuff to new format
Link the docs to each other and from the root.
Merge pull request #19 from tidepool-org/kjq/queries

Proposal for Query system
update components list with new information.
Minor adjustments.
Merge remote-tracking branch 'origin' into tidepool-api
Respond to cheddar's feedback, and add some stuff about data accounts. More to come.
Resolve minor conflict.