Fixing firebird dependency issue

Removing icu from all.sh and reenabling upx for darwin

Updating dependencies, fixing minor code issues

Fixing issues with prefix detection

Wrote new parser for extracting the prefixes from queries.

Fixes an issue where the query/exec type wasn't being properly detected
when comments and empty space was before a query.

Fixing minor issue with \password for cassandra

Adding --set/-v support

Implements xo#38.

Updating to latest dependencies

Updating dependencies

Updating dependencies