use a specific commit from juggingdb-postgres dependency

This commit fixes a leak issue which breaks mocha testing.

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge pull request #9 from Henry-CF/jugglingdb-dependency

use a specific commit from juggingdb-postgres dependency
add func test in travis with postgres and redis
modify travis.yml
modify travis
modify travis
modify travis
modify travis
modify travis
modify travis
modify travis
modify travis
modify travis
Merge pull request #10 from vmrobin/master

add func test in travis with postgres and redis
change the test reporter to list
Merge pull request #11 from whywhy36/master

change test reporter to list
[46793255] return error if given an past expiration time

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge pull request #12 from Henry-CF/bugfix

[46793255] return error if given a past expiration time
[Bug 46796967] fix bug

  invalid url error msg should disappear after input correct url
Merge pull request #13 from Chunjie/master

[Bug 46796967] fix bug