HPCC-11325 Include argparse.py in regression suite

Add argparse.py to regress/hpcc/util directory

Modify ecl-test to use argparse from util directory

Signed-off-by: Attila Vamos <attila.vamos@gmail.com>

testing/regress/ecl-test

@@ -18,8 +18,6 @@
     limitations under the License.
 ############################################################################ */
 '''
-
-import argparse
 import logging
 import os
 import platform
@@ -27,12 +25,13 @@ import atexit
 import traceback
 import glob
 
+from hpcc.util import argparse
 from hpcc.regression.regress import Regression
 from hpcc.util.ecl.file import ECLFile
 from hpcc.util.util import checkPqParam,  getVersionNumbers
 from hpcc.common.error import Error
 
-prog_version = "0.0.16"
+prog_version = "0.0.19"
 
 # For coverage
 if ('coverage' in os.environ) and (os.environ['coverage'] == '1'):