Capture stdout and stderr
No default JMX for packages
merge nathanlws: Capture stdout/err from launchd and no JMX by default.

Merge pull request #928 from nathanlws/sql-layer/launchd-save-stdout
https://github.com/FoundationDB/sql-layer/pull/928
2881366ba34c68e01b51df88fc309c4a470ad673 broke SQLClient parameters.
While here, switch to nano times for short tests.
merge MMcM: 2881366ba34c68e01b51df88fc309c4a470ad673 broke SQLClient parameters.

Merge pull request #929 from MMcM/akiban-server/sql-test-client-params
https://github.com/FoundationDB/sql-layer/pull/929