Bug fix on hq3x & hq4x rescale; it now has been officially tested, YAY!
Update comments
Relocate contents of private rescaling methods into public resize method
Rename NOM_LOG_CLASSINFO to NOM_LOG_TRACE
Add identifier argument to NOM_LOG_INFO, NOM_LOG_ERR, NOM_LOG_TRACE

	* This allows us to use these macros in other projects as-is and
maintain a separate caller name, keeping the logged output identifiable
across projects.
Comment out un-used vars so we don't see the compiler warnings
Remove pp method & add operator overload for <<
Refactoring; see commit log for details

  * Add operator overload for <<
  * Change color integer types back to uint8

  * Use initialization lists on all constructors
  * Add constructor for RGB initialization
  * Remove argument default on RGBA initiator
Refactoring; see commit log for details

  * Add operator overload for <<
  * Use initialization lists on all constructors
  * Add constructor for x, y
  * Remove argument default on width & height constructor
  * Use nom defined integer types for member variables