Switch shebang to python3

Author: rhaschke

core/python/test/rostest_mps.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 
 from __future__ import print_function
 import unittest

core/python/test/rostest_mtc.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 
 from __future__ import print_function
 import unittest

core/python/test/rostest_trampoline.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from __future__ import print_function

core/python/test/test_mtc.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from __future__ import print_function

demo/scripts/alternatives.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from moveit.task_constructor import core, stages

demo/scripts/cartesian.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from std_msgs.msg import Header

demo/scripts/compute_ik.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from moveit.task_constructor import core, stages

demo/scripts/constrained.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from std_msgs.msg import Header

demo/scripts/current_state.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from moveit.task_constructor import core, stages

demo/scripts/fallbacks.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 from moveit.task_constructor import core, stages