RubyBugzilla::Base learned to access Service on a class level.
Added Bug.find method
Simplified Bug.normalize_attributes_to_xmlrpc
Renamed ServiceViaXmlrpc#query to ServiceViaXmlrpc#get
Created RubyBugzilla::Service#search
Added comments about location of useful documentation
Fixed rubocop style issue.
Merge pull request #17 from chessbyte/bug_finder

Bug.find class method