Added new empty test suite: XmlReaderTest.
Added new class: XmlReader.
Added new test case: readFromEmpty.
Added new test case: readFromNullPtr.
Added data for the readFromEmpty test case.
Fixed the encoding in the XmlReaderTest.
Checking the root tag name of the xml.
Refactoring: checking the root name in a separated function.
Checking the existance of the version attribute.
Added the test case for the version check.
Checking if the given version is supported.
Refactoring: added new function: initDoc.
Refactoring: added new function: hasRootElement.
Added the schema.xsd as resource to the readers.
Validating the given xml with the xsd. Updated the test cases.
Reading an empty db.
Reading the partners.
Reading the categories.
Tech: text formatting.
Added test case: accountWihtoutNameValuesAtAndTransactions.