Merge pull request #5 from deathowl/master

fix switched up file and line
Merge pull request #6 from deathowl/master

add support for asynchronous sending via errbit-proxy(https://github.com...
Update README.md

Symfony 1.4 plugin
Enable sending large exceptions to the proxy. Support to the proxy has been added also here : https://github.com/ustream/Errbit-proxy/commit/f8cd19ef8bdf8b1ece6b1a80cc8882bd84e7305b