Prepare 1.0.18 (#172)

Author: ad-daniel

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name='urdf2webots',
-    version='1.0.17',
+    version='1.0.18',
     author='Cyberbotics',
     author_email='[email protected]',
     description='A converter between URDF and PROTO files.',