restored my solutions for lists
implemented isPrime
gcd
coprime
totient
prime factors
prime factors multiplicity
prime factor multiplicity map
improve totient
totient comparison
primes in range
goldbach
better goldbach
finished the arithmetic problems
last solution of the arithmetic problems
the oracle for table2 needs to be reworked
fixed the table2 examples
reverted the solutions after the merge with my own solutions
brought up to scala 2.10.2 and specs2 2.2