Fix mispellings in documentation.
Fix Adobe ColdFusion 10 - it doesn't allow modifying of cferror structure
Send URL scope and apply filtering for queryparam rather than the CGI variable
Merge pull request #11 from TheRealAgentK/master

Various small accumulated changes
Merge branch 'master' of https://github.com/edbartram/raygun4cfml into pr10
Follow-up cleanup from Pull Request 10
Decided against using the provided custom function. There's a subtle difference in the produced and logged information when the query string is of the form ?a=5454&b=65465&somethingelse --- using the function somethingelse would not be logged as part of the query string.