[CMake] Toolchain file: Texas Instrument C6000 Code Generation Tools

[Alexander Neundorf]

On Thursday 14 March 2013, Robert Maynard wrote:
> I am sorry I was incorrect. The changes made to close bug 12405 are going
> to be in RC1. These new changes aren't going to make RC1 but should be in
> RC2 if we need one.

I merged TI_DSP_to_TI_2 into next.
It would be great if this could still make it into 2.8.11, since it changes 
the name of a still unreleased toolchain.
Once this has been released, the name will have to be kept for compatibility 
reasons.

Alex