Fix dumb threading issue and dumb usage of OracleExecFilter other places.
Merge pull request #381 from BruceCowan-AI/FixOracleThreadingIssue

Fix dumb threading issue and dumb usage of OracleExecFilter other places...
Add DialectProvider-specific ExecFilter which takes precedence over OrmLiteConfig.ExecFilter
Auto populate OrmLiteConfig.ExecFilter instead of DialectProvider execFilter,
Update code-gen projs