[Initial revision
zaleski@lmm.jussieu.fr**20060515174104] [reducing differences with scalar version
zaleski@lmm.jussieu.fr (at home)**20060515232218] 
[further updating of MPI version
zaleski@lmm.jussieu.fr (at home)**20060516194855] 
[debogage
zaleski@lmm.jussieu.fr (at home)**20060516213446] 
[First version that seems to work with attached test files. 
zaleski@lmm.jussieu.fr (at home)**20060520081755
 
 This version mimics the old Leboissetier+Pages version 
 but fixes the multigrid bug. 
 
] 
[removed spurious data files
zaleski@lmm.jussieu.fr (at home)**20060520082058] 
[fixed README
zaleski@lmm.jussieu.fr (at home)**20060520082633] 
[Added nappe functions by Anne Bague
zaleski@lmm.jussieu.fr (at home)**20060602135124] 
[Attempt to fix INF in convergence rate bug (crude commenting out of PPRANK=0)
zaleski@lmm.jussieu.fr**20060602153407] 
[Made SurferMPI look more like Surfer3D
zaleski@lmm.jussieu.fr (at home)**20060604153729] 
[This is an intermediate buggy version
zaleski@lmm.jussieu.fr (at home)**20060605101846] 
[Removed some bugs, seems to work
zaleski@lmm.jussieu.fr (at home)**20060606110949] 
[removed some output
zaleski@lmm.jussieu.fr (at home)**20060710205054] 
[debug
zaleski@lmm.jussieu.fr (at home)**20060710205347] 
[debugging on bernoulli
zaleski@lmm.jussieu.fr (at bernoulli)**20060711083740] 
[Added ring simulation
zaleski@lmm.jussieu.fr (at home)**20060711224917] 
[added zapout function
stephane.zaleski@upmc.fr**20070223153828] 
[minor bug (PPRANK missing) corrected
zaleski@lmm.jussieu.fr (on landau)**20070226160113] 
[minor change
zaleski@lmm.jussieu.fr (on landau)**20070227102413] 
[Surfer now works with parameter file name as line command argument. 
Stephane Zaleski <stephane.zaleski@upmc.fr>**20120318183258
 Ignore-this: a3c0914eefac56dbf061119cd1878dab
] 
[Surfer now outputs in cgd format 
Stephane Zaleski <stephane.zaleski@upmc.fr>**20120319123241
 Ignore-this: f6aedec87f62556f66f2459be135200a
]