added STS project files
updated to Grails 2.0.0 for dev env
deleted unused files
updated .gitignore
cleanup
cleanup; made http and apikey fields private since the service is a shared singleton
cleanup; made encoding, apiUrl, defaultListId, apiKey fields private since the service is a shared singleton; removed 2nd copy of all API methods (some weren't exact duplicates, so I kept the ones that were more strongly typed); converted closures to methods where there was no benefit to using closures
Merge pull request #1 from burtbeckwith/master

Pulling changes made for Grails version 2.0