[WIP] Update DAVE for use with newest Stingray and HENDRICS

[matteobachetti]

• Release all requirements on version for now
• Fix paths
• Use venv instead of conda for installation
• Make everything compile
• Run DAVE and make it work on a dataset
• Freeze again the library versions

[matteobachetti]

Current status:

Connecting to server... URL: http://localhost:5000
Connecting to server..... 0s
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
...
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
...
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
...
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
...
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
...
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
...
Connection error: RequestError: Error: connect ECONNREFUSED 127.0.0.1:5000
Python Error: Traceback (most recent call last):
File "/home/user/devel/dave/src/main/js/electron/../../python/server.py", line 357, in
app.error_handler_spec[None][error] = http_error_handler
KeyError: None