Make HikariDataSource implement Closeable
Reuse IS_JAVA7 from PoolUtilities
Fix timeout calculation when skipping unusable connections from pool
Merge pull request #98 from NitorCreations/reuse_isjava7

Reuse IS_JAVA7 from PoolUtilities
Merge pull request #95 from NitorCreations/fix_timeout_calculation

Fix timeout calculation when skipping unusable connections from pool
Merge pull request #96 from NitorCreations/closeable

Make HikariDataSource implement Closeable