[Patch,doc] Add ld version recommendation for mips*-*-* to install.texi

[Richard Sandiford]

David Daney <ddaney@avtrex.com> writes:
> 	* doc/install.texi: Add binutils version recommendation for
> 	mips-*-*.

OK, thanks, with a bit of extra markup:

> +The linker from GNU binutils versions prior to 2.17 has a bug which
> +causes the runtime linker stubs in libgcj.so to be incorrectly

@file{libgcj.so}

> +generated.  If want to use libgcj, either use binutils 2.17 or later
> +to build it or export LD_BIND_NOW=1 in your runtime environment.

@samp{LD_BIND_NOW=1}

Richard