remove trailing spaces
implement choose and .choose
roll command
add documentation
Merge branch 'module/choose' into dev
remove subreddit module
Merge branch 'module/subreddit' into dev
start help module
list all modules with available docs
fix .choose for if message does not contain it
sort modules list
list commands in module
per-command help
Merge branches 'module/choose' and 'module/help' into dev
Merge branch 'dev'