[patch] New target "cr16" support added

[M R Swami Reddy]

Hi Nick,

> Thank you.  I have applied this patch, and the CR16 testsuite patch, to 
> the binutils sources and checked them.  Unfortunately the CR16 gas tests 
> are showing some unexpected failures, which I hope you will be able to 
> look at and fix.  They are probably my fault as I had to tidy up various 
> parts of the patch in order to make it conform to the coding standards, 
> and I may have introduced a bug or two.

Thanks a lot for patch, build and validating the CR16 binutils tools.
Please send the gas testsuite's log (ie gas.log) file. I will look into it.

Thanks,
Swami