CryptoUtil: removed dependency on BC for EC scalar point multiplication
resorted methods, added constant
extracted shared code to separate methods, fixed bug in scalar point
multiplication, added/improved documentation
reworked tests, added/improved documentation, added additional test
added missing export of org.bouncycastle.jce.provider
added missing performance optimization
added/improved documentation
added test for scalar point multiplication
removed obsolete Bouncy Castle relying methods and respective tests for
Elliptic curve computations
updated use of EC operation methods to methods optimized for performance
Merge branch 'master' into implEcPointAddDblMult

Conflicts:
	de.persosim.simulator/build.properties
Merge pull request #48 from slutters/implEcPointAddDblMult

Implementation of elliptic curve point addition and multiplication