added module to store/retrieve configuration (double and string values)
replaced a few null values with optionals (emote loading)
fixed creating channels on startup
added delete message/get emote utility to bot service
extended emote service to have utility methods to use emotes
added reactions to message cache
added empty message handling to post target service, in case the template evaluates to empty
added ability to edit a message in a post target (standard message and embed)
added principle of config listeners, so default config can be created, for example starboard thresholds
added abstract reaction listeners for adding/removing/clearing
fixed foreign keys between channel and server
added emote utils to handle AEmote and Emotes
renamed emotes to be camelCase, so they are easier to type
added remind command
added support for parameters with spaces (they are contained by ")
fixed support for remainder parameters
added maxlength support for parameters
added ability to embed templates, to have a text as well
moved properties to a more appropriate position
added method do parse a duration
added ability to create/accept/reject suggestions them
made commands async, because a lot of operations behave like that
in case the database is needed in an async operation, this needs to be in a separate transactional service
fixed ordering of Long parameters (server > channel > message)
added initial emote handling (no adding of emotes yet)
fixed creation of AUserInAServer, in case the user did not exist yet, when loading
changed PostTargetService to return Futures instead of being a void, in order to be able to act on the message posted
set logging level to debug
fixed help for different commands (templates had wrong naming)
