Merge branch 'develop' into soru/edits

config/config.sample.yaml

docs/bridge-migrations.md

docs/puppeting.md

package-lock.json

package.json

src/bot.ts

src/channelsyncroniser.ts

src/config.ts

src/db/schema/v11.ts

src/db/schema/v8.ts

src/db/schema/v9.ts

src/discordas.ts

src/discordcommandhandler.ts

src/discordmessageprocessor.ts

src/matrixcommandhandler.ts

src/matrixeventprocessor.ts

src/matrixmessageprocessor.ts

src/matrixroomhandler.ts

src/metrics.ts

src/presencehandler.ts