added test stubs
added comments
implemented tests
improved failure messages
added test
improved documented type, added type hint
added special handling for sub forms
added test
fixed test: ordered button element was not named correctly
improved sub form test
captcha insertion now preserves previous order values of form elements if possible (fixes #66)
added notice about ordering bug in ZF1
refactoring: extracted method
improved re-assign method to handle different element types properly
refactoring: extracted method