moving things from backend to the front
Working towards reasonable memory usage.
buggerino
gamma for #25k
api early version
removed version message
Too lazy to change unit test for no version message...
unit test still included donate link
workaround: create a copy of old request objects in cached exceptions
more graceful shutting down, message delay down to 1s. long[] causes to
save memory. only keep best 1k recommendations to save memory.
Space for custom services
Changed info to reflect unavailability of other modes than standard osu,
added "no data for requested mods" for fallback in /np
shaky flag for percentage estimates
message delay back to 2 seconds
remove #osu messages for tillerino
corrected printing of causes
include last sent message in bot info
Test Backend and Console Simulator.

Proper shutting down of IRCBot ExecutorService.
modifications based on issue https://github.com/Tillerino/Tillerinobot/issues/5
Merge pull request #8 from ThePooN/master

Adjusting BPM, beatmap length and AR with mods.