Initial commit of bisq

Summary: The inclusion of bisq fixes T1852. Previously it was named bitsquare now bisq

Test Plan:
Open bisq GUI
Let it connect to Tor and sync with Bitcoin

Reviewers: Triage Team, DataDrake

Reviewed By: Triage Team, DataDrake

Subscribers: DataDrake

Maniphest Tasks: T1852

Differential Revision: https://dev.solus-project.com/D1537