Merge pull request #11 from b0nk/master

deleted useless memos.yaml
Changed Eve.rb to accomadate new version and plugin changes. 3.0
Changed help.rb to accomadate new plugins
Added Math.rb, to do maths in IRC
Added custom locations to weather.rb
Added bitcoin.rb to check the current USD value of bitcoin
Changed seen.rb to be presistent.
Added isitup.rb to check the status of websites in IRC.
Added user_info.rb to save weather location information to teh bot, more will come later