Exception classes added.
Integer class added.
Backend dummy test lib added.
Reader dummy test lib added.
Users dummy test lib added.
Writter dummy test lib added.
Exceptions classes loaded. Int class loaded.
Fixed html being outputed to cli.
Fixed to work with new implementation of librarian call method.
Whole API updated, better names for some methods, etc...
Updated to reflect librarian changes.
Some dummy methods added.