Remove QTIP dependency. Not needed

tests/test_qi_vs_qtip.py

@@ -1,9 +0,0 @@
-from abp import qi
-from qutip import *
-import numpy as np
-
-def test_1():
-    q = QubitCircuit(4)
-    q.add_gate("CPHASE", 1, 2, arg_value=np.pi)
-    #print gate_sequence_product(q.propagators())
-