July 2021 - Proxy and API improvements

The two main changes in this release are:

• Add support for passing a proxy to a capture, thanks to @Felalex57 - Documentation
• Major improvement in the API using flask-restx - Documentation on the demo Lookyloo instance.
• Add lookup against a MISP instance - Documentation
• Add sample config for log rotate thanks to @FafnerKeyZee - Documentation

The other changes are mainly bugfixes and small changes:

• Avoid receiving notifications from bots
• Upgrade the bundled-in list of user agents
• Improve generation of the pickles and avoid doing it twice
• Add reference to parent in the case a capture is initiated from an other one
• Improve MISP export