getElementFrom(Element) removed
Improved generics in contains, Polynomial, EC
Merge branch 'master' of https://github.com/bfh-evg/unicrypt

Conflicts:

examples/src/main/java/ch/bfh/unicrypt/math/algebra/additive/ECGroupExam
ple.java

src/main/java/ch/bfh/unicrypt/math/algebra/additive/classes/ECPolynomial
Field.java

src/main/java/ch/bfh/unicrypt/math/algebra/dualistic/classes/BinaryPolyn
omialField.java