Changes since 0.6.3.b906:
5f5774d #506: Fix: makes sure the totals series is sorted (Arik Fraimovich)
da56dc8 #505: Fix: Update URL after creating an alert (Arik Fraimovich)
8355420 #504: Fix: cohort was wrong if values were not sorted (Arik Fraimovich)
5feb563 #503: Fix: if you change the result object, python runner wouldn't return any results (Arik Fraimovich)
d89dd2c #502: Feature: alerts on query results (Arik Fraimovich)
5d3caac #499: Feature: Support Impala as DataSource (Alexander Leibzon)
d4a18ba #501: All pg queries with no results (John Kearney)
d512cd0 #500: Feature: add event for users logining in (Arik Fraimovich)
4b8a94e #495: Fix: Update BigQuery configuration parameter name to avoid confusion. (Arik Fraimovich)
4f11f28 #494: MongoDB query runner: cleanup (Eran Sandler)
7702b05 #493: Fix: a generic way to parse all the input JSON and make sure we replace ISODate to Python date times. (Eran Sandler)
41b9b21 #492: Fix: MongoDB: Date parsing and dates in aggregation $match (Eran Sandler)
4ef3c27 #489: Feature: Support Presto (Noriaki Katayama)
58a005c #484: Feature: Google Spreadsheets support (alpha) (Alexander Leibzon)
7d57f9d #488: Fix: Drop database name check in MongoDB queries to support sandboxed environments (Arik Fraimovich)
5636cec #487: Fix: Support newer as well as older PyMongo versions (Eran Sandler)
d3bb581 #486: Fix: no error when failing to connect to a MySQL data source (Arik Fraimovich)