Merge pull request #14 from kaiuhl/boolean_queries

Boolean queries
Add kaiuhl to the contributors
Fix case where fully empty subqueries create bad requests

Signed-off-by: Tommy Morgan <tommy@wellbredgrapefruit.com>
Bump version
Merge pull request #15 from kaiuhl/geographic_queries

Geographic queries
Bump version to 0.10.0 with Geography extension
Geography search spec
Add URL to bad request errors
Reduce accuracy of stored locations to 2 decimals.

So basically, Cloudsearch doesn't support the size
of numbers I was generating. Oopsies. This fixes
that. This was a huge oversight and I feel shame.
Fix uint ranges in queries, tests
Geography Documentation