Intellij project tweaks

Ignore the taho part, this is just Intellij IDEA project tweaks for devs.  No code impact.  Would like some other IDEA user to check them out.  Specifically:
1. you should be able to remove any traces of local references to JDBC drivers in project module dependencies and just go into your Global Library list and specify all the ones you want to use there.
2. Is it okay to set the IDE syntax analysis level for Java to 7? Otherwise, it complains about things like @Override on interfaces