changed backend to backends

Author: jhavl

README.md

@@ -8,7 +8,7 @@
 import numpy as np
 import time
 
-env = rp.backend.PyPlot()
+env = rp.backends.PyPlot()
 env.launch('Panda Resolved-Rate Motion Control Example')
 
 panda = rp.models.DH.Panda()

docs/source/arm_backend_pyplot.rst

@@ -6,7 +6,7 @@
 import roboticstoolbox as rp
 # import time
 
-env = rp.backend.VPython()
+env = rp.backends.VPython()
 env.launch()
 
 #  PUMA560

docs/source/arm_backend_swift.rst

@@ -16,7 +16,7 @@
 """
 
 # Launch the simulator Swift
-env = rtb.backend.Swift()
+env = rtb.backends.Swift()
 env.launch()
 
 # Create a Panda robot object

examples/RRMC.py

@@ -15,7 +15,7 @@
 """
 
 # Launch the simulator Swift
-env = rtb.backend.Swift()
+env = rtb.backends.Swift()
 env.launch('google-chrome')
 
 # Create a Panda robot object

examples/VPython.py

@@ -9,7 +9,7 @@
 import qpsolvers as qp
 
 # Launch the simulator Swift
-env = rtb.backend.Swift()
+env = rtb.backends.Swift()
 env.launch()
 
 # Create a Panda robot object

examples/baur.py

@@ -16,7 +16,7 @@
 """
 
 # Launch the simulator Swift
-env = rtb.backend.Swift()
+env = rtb.backends.Swift()
 env.launch()
 
 # Create a Panda robot object

examples/mmc.py

@@ -19,7 +19,7 @@
 # URDF model
 robot = rtb.models.URDF.Panda()
 print(robot)
-env = rtb.backend.Swift()
+env = rtb.backends.Swift()
 env.launch()
 env.add(robot)
 for qk in qt.q: