* Added String and Integer container classes
* Added default constructors for each container type to allow for generic containers without names or knowledge bases specified
* Added ability to change the name, knowledge base and all properties of knowledge containers after initialization
* Updated version to 1.5.6

git-svn-id: http://madara.googlecode.com/svn/trunk@1221 2850746a-f1c8-11dd-b507-8b4ecd5210be