* useDefaultConfigurations supersedes useMavenConfigurations and is now true by default
* Moved installer-plugin to its own independent project as an sbt plugin
* bumped version for 0.5 release
* Updated project excludes for plugins
* Specifying the explicit URL for dependency now infers the extension and type from the URL
* Can load credentials from a properties file instead of adding them inline
* Added help for '+'
* Added method configurationPath to get the path to the directory containing dependencies downloaded for a Configuration
* managedStyle = ManagedStyle.Maven by default now
git-svn-id: https://simple-build-tool.googlecode.com/svn/trunk@813 d89573ee-9141-11dd-94d4-bdf5e562f29c