change test due to rspec api update
removed ap
added trace test and trace on existing object
trace on new class method
update documentation for aggregate_trace
added missing syntax
expanded trace data
line switch
removed find method from aggregate_trace example to be more clear
removed misspelled part
Update README.md
remove none used variable
changed Lars Krantz to Ture Sventon
Remove forking test which was wreaking all kinds of havoc
Merge pull request #14 from Sandthorn/trace

Accepted.