BVS-1981 test path integration with horizon

Reviewer: @kevinbenton  @kjiang 
CC @kyleforster  
tables are created in neutron db.
rest client is nsapp rest/rest_lib
all configuration is hardcoded at const.py 
Can you leave these two fields here but commented out so we have an easy reference if I get some time to enable them later?
block quote in python
```
i = 0
"""
    All of this is commented until the next triple double-quote
    connection_source_type...
"""
j = 0