* src/pic16/device.h: removed unused field PIC16_device.sfrRange,

* src/pic16/device.h: removed unused field PIC16_device.sfrRange,
  moved xinst flag into pic16_options_t
* src/pic16/device.c (default_device, pic16_list_devices,
  pic16_find_device): removed references to sfrrange
* src/pic16/gen.c (genFunction),
  src/pic16/glue.c (pic16initialComments),
  src/pic16/main.c (pic16_optionsTable),
  src/pic16/ralloc.c (newReg, pic16_writeUsedRegs): updated references
  to xinst
* device/include/pic16/pic16devices.txt: removed sfrrange lines

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@5149 4a8a32a2-be11-0410-ad9d-d568d2c75423