drill

8eda4d77 - DRILL-5772: Enable UTF-8 support in query string by default

DRILL-5772: Enable UTF-8 support in query string by default 1. Bump up Drill Calcite version to in include CALCITE-2014 changes. 2. Add saffron.properties file to the Drill conf folder. 3. Add appopriate unit tests. closes #936