Enable concurrent requests in new projects.
Version 0.4.2-SNAPSHOT.
Ring 0.3.8.
Depend on 1.5.0 App Engine jars.
Fixed the enforceApiDeadlines error introduced with App Engine 1.5.0.
Small documentation updates.
Use value of $APPENGINE_HOME as a fallback for SDK location

If the environment variable APPENGINE_HOME is set, use its value if
there is no explicit setting for :appengine-sdk in the project.clj.
Wrapping static files for the local server with file-info so the mime-type is added
Updated dependencies for App Engine SDK 1.5.1.
Another slight API change.
Added support for the Channel Presence API.
Documentation updates.
Merge branch 'getenv-sdk' of https://github.com/davelambert/appengine-magic into davelambert-getenv-sdk
Merge https://github.com/TobiasRaeder/appengine-magic into TobiasRaeder-master
Removed hard tabs from source file.
Updated contributor list.
Updated HISTORY file.
Version 0.4.2.
Merge branch 'v0.4.2'
Added resource-url to appengine-magic.core