Removed some unnecessary utility methods, specifically overloads to IEnumerable<T>.PairWise from the Utilities assembly. Documented the two additional IEnumerable<T>.Zip methods which allow for merging 3 and 4 sequences.
Removed some unnecessary utility methods, specifically overloads to IEnumerable<T>.PairWise from the Utilities assembly. Documented the two additional IEnumerable<T>.Zip methods which allow for merging 3 and 4 sequences.

lasiproject/LASI,lasiproject/LASI