updated the project properties and settings after moving to the new packages hierarchy.
OR Multiple protocol implementation had a bug. The setChallenge method didn't actually set the given challenge in the native code and this caused a problem when the (empty) pointer of the challenge has been used. Fixed by adding a setChallenge native method that sets the challenge.
Fixed the challenge bug by adding a call to a native method that sets the challenge.
Merge pull request #26 from cryptobiu/bugfixNTLOrMultiple

Fixing the bug in NTL's ORMultiple sigma protocol