Make run-tests --jerry-tests --jerry-test-suite work on Windows too (#3260)

Changes:
* Bash based runners/run-test-suite.sh runner replaced with a python runner
* Common util functions moved to util.py
* Fixed EOL issues in tests directory

JerryScript-DCO-1.0-Signed-off-by: Csaba Osztrogonác oszi@inf.u-szeged.hu

tools/pylint/pylintrc

@@ -303,7 +303,7 @@ ignore-imports=no
 [DESIGN]
 
 # Maximum number of arguments for function / method
-max-args=5
+max-args=6
 
 # Argument names that match this expression will be ignored. Default to name
 # with leading underscore