working on the ruby documentation
adding Ruby docs to identify.haml
worked on alias.haml and added links in ruby.haml
changed :escape to :preserve in some cases to retain indent
added ruby documentation to track
added trak to ruby.haml
changed summary for Ruby track method
added Ruby to annotate
added annotate
distinct_id and channel documentation for Ruby
Some edits for clarity and consistancy
Merge pull request #5 from trakio/feature/ruby_documentation

Ruby Documentation