tests: make tests less make dependent

Implement command line argument parsing instead of passing arguments via
environment variables. Add script for running tests without having to
invoke make. Deprecate running tests via make.

Type: improvement
Change-Id: I2e3054a61a2ae25d460e9be00be7d7705fbf943e
Signed-off-by: Klement Sekera <ksekera@cisco.com>
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
diff --git a/test/test_l2bd_learnlimit.py b/test/test_l2bd_learnlimit.py
index 434a292..9174059 100644
--- a/test/test_l2bd_learnlimit.py
+++ b/test/test_l2bd_learnlimit.py
@@ -7,7 +7,7 @@
 from scapy.layers.l2 import Ether
 from scapy.layers.inet import IP, UDP
 
-from framework import VppTestCase, VppTestRunner, running_extended_tests
+from framework import VppTestCase, VppTestRunner
 from util import Host, ppp