Closing streams.
Classes class: Now assumes 64 bit uses compressed oops
ClassLoader class: Cleaned up test code and commented code.

Time system: Now use one class for Time. Time is now interface, added TimeImpl class, and TimeFactory class. Date class updated to use Time class.

HotSpotDiagnostic class: Now uses cached values.

HttpPostRequest class: Fixed formatting.

Added Address class (name will most likely change): Added function to shift address to comply with compressed oops (Will likely remove and assume compressed oops shift, and adding support for x86 architecture). Added function to normalize addresses.

Pointer class: Moved. Now uses toIntID to get the address.

Added ObjectMemoryModifier classes which act as a wrapper of Unsafe class.

Objects class: Added setClass method.