Add Neo v0.11.1 and fix missing dependency

packages/py-neo/package.py

@@ -14,6 +14,7 @@ class PyNeo(PythonPackage):
     homepage = "https://neuralensemble.org/neo"
     pypi = "neo/neo-0.4.1.tar.gz"
 
+    version('0.11.1', sha256='f4a206044b332ad00b10072b0dc7a70b359fa365ec786f92ab757ef4ae588474')
     version('0.11.0', sha256='cdf8e1324a3fbbd1efd5618dcd37cfc497b1997923bd710b598472c1d846674a')
     version('0.10.2', sha256='2d4218b0826daeea880e155227060029ec38a00238ceb5f097138d9467c6399b')
     version('0.10.0', sha256='e591a53e18cfa4478603a0e133f3fa0e07bc016b2a279d21d72cf8196eca8353')
@@ -22,6 +23,7 @@ class PyNeo(PythonPackage):
     version('0.5.2', sha256='1de436b7d5e72a5b4f1baa68bae5b790624a9ac44b2673811cb0b6ef554d3f8b')
 
     depends_on('py-setuptools',         type='build')
+    depends_on('py-packaging',          type='build')
 
     depends_on('py-numpy@1.7.1:',       type=('build', 'run'), when='@0.5.2:0.8.0')
     depends_on('py-numpy@1.13.0:',      type=('build', 'run'), when='@0.9.0')
@@ -32,4 +34,4 @@ class PyNeo(PythonPackage):
     depends_on('py-quantities@0.12.1:', type=('build', 'run'), when='@0.9.0:')
 
     depends_on('py-scipy@0.12.0:',      type=('build', 'run'), when='@0.5.2:0.8.0')
-    depends_on('py-scipy@1.0.0:',      type=('build', 'run'), when='@0.9.0:')
+    depends_on('py-scipy@1.0.0:',       type=('build', 'run'), when='@0.9.0:')