Remove examples dep from nose

Author: francozappa

examples/swat-s1/tests.py

@@ -5,8 +5,6 @@
 # from mininet.cli import CLI
 from mininet.net import Mininet
 
-from nose.plugins.skip import SkipTest
-
 from utils import STATE, RWT_INIT_LEVEL
 from utils import TANK_SECTION
 from topo import SwatTopo
@@ -17,7 +15,6 @@
 # import sys
 
 
-@SkipTest
 def test_init():
 
     pass