v1.7.0-beta.1

New option in settings: delete all application data (383e02e)

Remove all configuration in database when we discover we are unlinked (9acb189)

Delete everything in database when we link with a different phone number from previous link (9acb189)

Windows: Delete all data on uninstall (c855597)

Dev:

• Switch to a new service for debug logs, since GitHub is retiring anonymous gists (#2111)
• Redact file paths in anything that goes to the log on disk (#2110)
• When top-level process errors happen, don't show dialog with stack trace (#2110)
• Add nsp to CI runs (fd056e1)
• Add eslint-plugin-mocha to disallow exclusive tests using *.only (#2110)