added the API call that checks the validity of a request Token
made the find more specific for request token
fixed a issue with the current timestamps wich need to be in secondes and not in millisecondes, regarding the OAuth 1.0 spec
fixed a misspelling import
added the application information API call, required for the bank mockup module
addeda default responce to all the API calls for testing purpuce. Again it is Temporary
fixed a merge conflict
Merge branch 'develop' of github.com:OpenBankProject/OpenBankProject-Server into develop