Updating to Java 1.6

As of changeset 4d9e2702f31b478ef070b966961fbae2407cadcb the HEAD release of HiveDB requires Java6 (1.6). We were trying to maintain compatibility with both Java5 and Java6 but were unable to do so due to changes in the DataSource interface.
We have changed our default connection pooling implementation from DBCP to C3P0. C3P0 has better failure […]