added extended user interaction

- adds support for authorizing transactions via eID
- adds support for userinteraciton on reader only
- adds support for boxing commands from BSI TR-03119
- fixes reading attributes in mulitple ecard api requests

Tested with Reiner SCT cyberJack wave as shown on CeBIT 2014
updated android build files
Merge pull request #6 from frankmorgner/master

Support for Securing Transaction using German eID