Update to 0.100
    
    - New upstream release 0.100
      - Support situations in op-code implementation where the parameters do not
        come as a list
      - Fix memory leak in dangling op
      - Support magic (tied variables)
      - Rework op implementation
      - Speed up by changing the top of the stack instead of POPing and PUSHing
      - Update ppport.h file from Devel::PPPort and remove the copy of SVRXOK since
        it's now available
      - Add license in Pod
      - Specify minimum version of perl (5.6.2)