#685;Added guava to the project; Added another example; Solved a minor problem within the flow editor.

This reverts commit 8fd2a615.

Updated some libraries; Solved the context problem when using the maven jetty plugin; Continued with the templates

Removed some unnecessary code; Corrected some path bugs; Made sure that javadoc will be included within the source archive

Started using Apache Derby as an embedded database for the user management (Currently the database is not secured and passwords are not hashed yet)

Continued with the user management; Removed some unnecessary parts of Shiro; Continued with the template

Added the JSF taglib for Spring Security; Removed the login-"logic" from the UserBean and moved it to the Spring Framework; Started with the usage of templates for the existing pages; Started with the page for the user management; Added more security patters; Added another user for test purposes

Solved some security/redirecting issues with the root context; Corrected the login form; Corrected the link for the logout

Corrected the spring dependencies; Made sure that ACManager, FSManager and PluginFinder are managed by Spring as well

Added some comments; Continued with the dashboard issue; Advanced the EnvironmentLoaderListener; Solved a logging issue