explicitly set i2p.dir.base and i2p.dir.config in router.config for Docker containers. fixes and closes #41.

Changed baseimage to allow for multiarch build (specifically arm64)

Reported by R4SAS

reported by drzed

To limit rate increase of inbound conns
Add exemption system so inbound tunnel builds bypass the throttler

to give them cover

Store feed blocklist in main array for efficiency

Don't penalize old routers after long downtime

to match age reductions in the organizer and limit output

Mark commErrorOccurred() unused

Stub out adjustments for congestion caps

Use more efficient RI lookup
Comment out unused same-country code

Consolidate hash() calls

Write profiles to disk more often
Delete old profiles on disk more often
Reduce max age of profiles
Limit age of profiles read in at startup based on downtime
Limit total profiles read in at startup
Change loaded profiles from a Set to a List for efficiency
Log tweaks

Drop some unsolicited RI stores when over thresholds
Don't update profile for banned/blocked RI
Don't flood RIs with blocked IP
Log tweaks

Add RAR to I2NP DSM
WIP

String consolidation

Start expire job sooner if forced floodfill or downtime was short
Don't run refresh routers job if forced floodfill or downtime was short or vmcommsystem
Increase expire probability
Don't expire routers close to us just before midnight
Don't start expire leases job until 11 minutes after startup
Base probability out of 128 to reduce random usage
Consolidate now() calls