ISSUE-214 Add necessary classes for eduMFA

...t/scc/webreg/service/twofa/edumfa/EduMFAAuthResponse.java

...kit/scc/webreg/service/twofa/edumfa/EduMFAAuthResult.java

...scc/webreg/service/twofa/edumfa/EduMFAAuthTokenValue.java

...kit/scc/webreg/service/twofa/edumfa/EduMFAConnection.java

.../service/twofa/edumfa/EduMFAGetBackupTanListResponse.java

...eg/service/twofa/edumfa/EduMFAGetBackupTanListResult.java

...reg/service/twofa/edumfa/EduMFAGetBackupTanListValue.java

...vice/twofa/edumfa/EduMFAInitAuthenticatorTokenDetail.java

...vice/twofa/edumfa/EduMFAInitAuthenticatorTokenOtpKey.java

...ce/twofa/edumfa/EduMFAInitAuthenticatorTokenResponse.java

...g/service/twofa/edumfa/EduMFAInitPaperTanTokenDetail.java

...service/twofa/edumfa/EduMFAInitPaperTanTokenResponse.java

...edu/kit/scc/webreg/service/twofa/edumfa/EduMFAResult.java

...t/scc/webreg/service/twofa/edumfa/EduMFAResultParser.java

.../kit/scc/webreg/service/twofa/edumfa/EduMFAResultSet.java

...c/webreg/service/twofa/edumfa/EduMFASetFieldResponse.java

...scc/webreg/service/twofa/edumfa/EduMFASetFieldResult.java

...c/webreg/service/twofa/edumfa/EduMFAShowUserResponse.java

...scc/webreg/service/twofa/edumfa/EduMFASimpleResponse.java

.../edu/kit/scc/webreg/service/twofa/edumfa/EduMFAToken.java