Fixing teleport example in docs. (#219)

Author: thomashaener

docs/examples.rst

@@ -61,7 +61,7 @@ What she can do is use quantum teleportation to achieve this task. Yet, this onl
 They can create a Bell-pair using a very simple circuit which first applies a Hadamard gate to the first qubit, and then flips the second qubit conditional on the first qubit being in :math:`|1\rangle`. The circuit diagram can be generated by calling the function
 
 .. literalinclude:: ../examples/teleport.py
-	:lines: 6,19-25
+	:lines: 6,18-25
 	:tab-width: 2
 
 with a main compiler engine which has a CircuitDrawer back-end, i.e.,
@@ -88,7 +88,7 @@ The complete example looks as follows:
 
 .. literalinclude:: ../examples/teleport.py
 	:linenos:
-	:lines: 1-6,19-27,44-99
+	:lines: 1-6,18-27,44-99
 	:tab-width: 2
 
 and the corresponding circuit can be generated using