Merge pull request #43 from mjberger/master

added DEFAULT to omp statment in advanc
Updated Makefile to point to new rpn2 and rpt2 burgers.f90
Merge pull request #46 from nthakkar/2d-burgers-update

Updated Makefile to point to new rpn2 and rpt2 burgers.f90
Remove pyc files in docs
Changed flux2.f to handle fwaves and deleted flux2fw.f
Fixed flux2.f to handle use_fwaves==True
Merge pull request #47 from rjleveque/rjl

Fixe flux2.f to make use_fwaves==True work, and remove flux2fw.f
removed amrclaw/doc directory -- main amrclaw docs are in doc/doc and the rest of this was out of date
Merge pull request #50 from rjleveque/rjl

removed amrclaw/doc directory -- main amrclaw docs are in doc/doc and th...
Fixed environment variables in Makefiles...
change CLAWUTIL to CLAW/clawutil,
Removed setting FC in Makefiles
Set FFLAGS=
Merge pull request #54 from rjleveque/fix-env-variables

Fixed environment variables in Makefiles...
Copied tests/example1 code to examples/2d/advection_square
cleaned up setrun.py for advection_square
copied tests/swirl code to examples/2d/advection_swirl
cleaned up setrun.py and changed tfinal in advection_swirl
Merge pull request #55 from rjleveque/rjl

First pass at new examples directory
fixed AMRCLAW and RIEMANN environment variables that were deprecated.
renamed examples from examples/2d to flattened names consistent with pyclaw/examples
Merge pull request #56 from rjleveque/examples

Examples directory reorganized and Makefile environment variables fixed
Added examples/acoustics_2d_radial, copied from tests/acoustics-example1