Remove py33 from tox.ini until eventlet is ported

There is no point in trying to run the py33 unit tests until eventlet is
ported to Python 3. Meanwhile the expected failure means we get a bunch
of garbage and extra lag time when trying to run 'tox' before sending to
gerrit for review/CI checks.

Change-Id: I343e24e77e097a2249a7ace1903faeaed71d7393
Enclose command args in with_venv.sh

It will support argument with blanks.

Change-Id: Ic3a00bdafc11459e9726eb99c7bc637d385e859a
Closes-Bug: #1220937
Make some heat resolve functions workable in hot

Make resolve functions Ref, Fn::GetAtt, Fn::Replace workable in hot.

Fixes bug #1221017

Change-Id: I9b7ca58720b3c7d157c79c3756510ebc62d81ee5
Use physical_resource_name as Ref for Instance/AS Group

This allows to distinguish groups by stack when using resource
OS::Metering::Alarm with the rule:
matching_metadata: {
    'metadata.user_metadata.groupname': { 'Ref': 'WebServerASGroup'}}

And add test for AutoScalingGroup Tags

fixe bug #1215840

Change-Id: If3de5c4abddcfb49f711db223a0c1a8c70f3c15a
Add HOT functions to dependency checks

Fixes bug 1223035

Change-Id: I7859a59490151885d4efe9bd36c612474d45b5f5
Merge "Make some heat resolve functions workable in hot"
Impose a size limit on JSON request body

The size limit on JSON request body is to ensure the server not being
overwhelmed by extremly large JSON request body.

Fixes bug #1215501

Change-Id: Ia58f6690e994d34212953c44821f7a4cc4c435fe
Merge "Enclose command args in with_venv.sh"
Merge "Impose a size limit on JSON request body"
Merge "Use physical_resource_name as Ref for Instance/AS Group"
Merge "Remove py33 from tox.ini until eventlet is ported"