Upgraded version of 2D Chap20 burgers
Merge branch 'fvmbook2' of https://github.com/maojrs/apps into maojrs-fvmbook2

* 'fvmbook2' of https://github.com/maojrs/apps:
  Upgraded version of 2D Chap20 burgers
Chap20-Burgers correction: now calling local Riemann solvers
Merge branch 'fvmbook2' of https://github.com/maojrs/apps into maojrs-fvmbook2

* 'fvmbook2' of https://github.com/maojrs/apps:
  Chap20-Burgers correction: now calling local Riemann solvers
Corrected Makefile calling .f90 instead of .f files.
Merge branch 'fvmbook2' of https://github.com/maojrs/apps into maojrs-fvmbook2

* 'fvmbook2' of https://github.com/maojrs/apps:
  Corrected Makefile calling .f90 instead of .f files.
Merge branch 'master' into reorder-burgers

* master: (27 commits)
  removed unused rp*f files from chap20/rotate
  removed unused rp1.f files from chap7
  fixed chap12/efix -- local rp1_burgers.f90 contains efix parameter.
  Switch to using aux output for storm fields
  Switch partially over to contourf plots
  Add surge gitignore for bathy files
  Remove inlet surge example
  Removing Stommel surge example
  Corrections to square basin example
  Makefile path corrections, small setrun adjustment
  fixed maxmx but in qinit.f and other changes to fvmbook/chap3/acousimple
  Update README.rst
  added chap17/onramp
  examples from chapter 11
  added chapter17 advdiff
  Added variable coefficient traffic example from Chapter 16.
  added chap13/collide
  Modify old Irene setrun to Sandy
  Add bathy download script for Gulf
  Add bathy download script for atlantic
  ...
Update Riemann solvers for new order of arguments
Merge pull request #21 from rjleveque/reorder-burgers

Reorder burgers