Make not implemented methods throw an exception.

The methods upLoadGenBankLocalFile and upLoadGenBankRemoteFile are not yet
implemented and as such now throw an exception with this message.



git-svn-id: https://humgenprojects.lumc.nl/svn/mutalyzer/trunk@181 eb6bd6ab-9ccd-42b9-aceb-e2899b4a52f1