gfortran test coverage matrix wiki page ready

[Uttam Pawar <uttamp at us dot ibm dot com>]

Hi All,

I've created a wiki page to display gfortran compliance test coverage
matrix. It can be accessed at http://gcc.gnu.org/wiki/GFortranTestMatrix
or as a link "TestMatrix", from http://gcc.gnu.org/wiki/GFortran page
(at the end).

This is initial version of test coverage where I tried to map the
existing tests to the reference numbers from f95/f2003 standard (which
may be incorrect). 
As we know not many tests are written to check the compliance factor.
This is my attempt to create and document such effort. This is still
work in progress. You may find errors which I would like to correct or
can be corrected by anyone due to wiki page nature.

I've also created (locally) similar page to list tests from the NIST
test suite. This I did mainly for the intrinsic function tests.

I hope everybody finds this useful. I would like to hear comments on any
and all of it's aspects. I really appreciate your time.

Thanks,

Uttam