Update test script (#2011)
Update test script (#2011)

TIMEOUT_DEFAULT=180 (core_test takes longer than it used to and can sometimes timeout before completion)
retry loop initialized to work until 12-31-2019 23:59:59 UTC
shorted wait for socket cleanup
clemahieu/raiblocks,SergiySW/raiblocks,clemahieu/raiblocks,clemahieu/raiblocks,SergiySW/raiblocks,clemahieu/raiblocks,SergiySW/raiblocks,clemahieu/raiblocks,SergiySW/raiblocks,clemahieu/raiblocks,SergiySW/raiblocks