removed files, won't be used.
corrected names of bytecodes
include ruby_enums
Added ruby-enum, rubocop and sandi_meter.
Added initial version of vm and bytecodes.
Added first test.
Added guard file.
Updated versions of rspec and guard.
Added Bytecode :INVALID.
Don't build on save.
Added basic working cpu, currently ICONST, PRINT, HALT are working.

Started working on trace functionality.
Added tests for halt and load bytecodes.
Created class Instruction, which includes the opcode and operand count.
Updated to reflect changes in Bytecodes class.

Added new test to load multiple constants.
Updated to reflect changes to Bytecodes class.

Added tracing functionality.
commented expect calls
Added another test.  Renamed VM#cpu to VM#exec.
Added a global tracing on/off option.  Minor improvements to formatting of output.
Merge branch 'develop' of github.com:skk/simple_virtual_machine into develop