Initial cut at removing unneeded dependencies.

Removed deps left-over from quantum-server
Also Added 501 exceptions to client package.

Change-Id: I4aa45090ce211d29ae97d398572817a68f690122

Author: Dan Wendlandt

setup.py

@@ -61,6 +61,10 @@ def run_git_command(cmd):
 Description = Summary
 
 requires = [
+    'Paste',
+    'PasteDeploy',
+    'python-gflags',
+    'webob'
 ]
 
 EagerResources = [

tools/pip-requires

@@ -1,15 +1,13 @@
+# NOTE(danwent): these paste dependencies are only here because of the weird
+# split of "common" quantum code between quantum-server and quantum-client.
+# Should be removed from here and setup.py once we fix that.
 Paste
 PasteDeploy
-Routes>=1.12.3
+
 distribute>=0.6.24
-eventlet>=0.9.12
-lxml
 python-gflags
-simplejson
-sqlalchemy
 webob
 
-coverage
 nose
 nosexcover
 pep8==0.6.1