Update to point to master

Author: tarelli

utilities/update.py

@@ -8,11 +8,11 @@
 
 if reply[0] == 'y':
     subprocess.call(['git', 'pull'])
-    subprocess.call(['git', 'checkout', 'development'], cwd='../org.geppetto.frontend.jupyter')
+    subprocess.call(['git', 'checkout', 'master'], cwd='../org.geppetto.frontend.jupyter')
     subprocess.call(['git', 'pull'], cwd='../org.geppetto.frontend.jupyter')
     subprocess.call(['git', 'checkout', 'tags/v0.3.4.jupyterStable3'], cwd='../org.geppetto.frontend.jupyter/src/jupyter_geppetto/geppetto/')
     subprocess.call(['git', 'pull'], cwd='../org.geppetto.frontend.jupyter/src/jupyter_geppetto/geppetto/')
-    subprocess.call(['git', 'checkout', 'development'], cwd='../org.geppetto.frontend.jupyter/src/jupyter_geppetto/geppetto/src/main/webapp/extensions/geppetto-neuron/')
+    subprocess.call(['git', 'checkout', 'master'], cwd='../org.geppetto.frontend.jupyter/src/jupyter_geppetto/geppetto/src/main/webapp/extensions/geppetto-neuron/')
     subprocess.call(['git', 'pull'], cwd='../org.geppetto.frontend.jupyter/src/jupyter_geppetto/geppetto/src/main/webapp/extensions/geppetto-neuron/')
     enable_geppetto_neuron_extension()
     install_package(True, '../org.geppetto.frontend.jupyter')