More JobTests work.
Implemented ArrayExtensions:ReverseBuffer()
Fixed ArrayExtensions:ReverseByteOrder()
Implemented ArrayExtensionsTests.cs
Most of the tests uses now ToHexString and compares against a hex-string representation of output data (will be easier to implement test).
Implemented ToHexStringFromEnumareableTest() and ToHexString(this IEnumerable<byte> byteArray)
Merge pull request #163 from raistlinthewiz/develop

More tests, arrayextensions work.