v1.7.0

CDMConnector 1.7.0

• Add support for Big Query using bigrquery DBI package (pending PRs on omopgenerics and bigrquery) @IoannaNika
• Add support for the DatabaseConnector postgresql JDBC driver @ablack3
• By default automatically detect CDM version @catalamarti
• Deprecate snake case functions @IoannaNika
• Deprecate cohort manipulation functions @ablack3
• Deprecate validation functions @ablack3