If a user is supplying a pymysql or psycopg2 connection string, the
necessary driver needs to be installed before it can be used.
Change-Id: I4655c9a39fea6a43f7e579f099d61836577202f0
When installing with pip from a remote source, we need to ensure
that we are passing a package name like "git+https://git/ara@version".
Change-Id: Id5b648137918f5e9a5498c10a954f5a5921cf89e