Merge remote-tracking branch 'origin/knepley/fix-snes-ex69' into tisaac/feature-dmfield

* origin/knepley/fix-snes-ex69: (311 commits)
PetscFECreateDefault: fix custom Fortran interface to use MPI_

Merge remote-tracking branch 'origin/knepley/fix-snes-ex69' into tisaac/feature-dmfield

* origin/knepley/fix-snes-ex69: (311 commits)
PetscFECreateDefault: fix custom Fortran interface to use MPI_Comm
SNES ex69: Updated test output
SNES ex69: Removed all mantle stuff and change fields to constants - Also use dsymutil for executables
SNES ex69: Removed special partition
SNES ex69: Fixed null space creation - Null space locks its vectors
PetscFE: PetscFECreateDefault() now takes MPI_Comm instead of DM
cleanup very ugly PCGAMG manual page
minor clarifications for VecScatterCreate() manual page
gcov: PETSC_ARCH is required onlyfor -run_gcov - and not for -merge_gcov [where it doesn't exist]
make clearer in help statements what --with-external-packages-dir is for.
Website: Added news entry for PETSc User Meeting 2018 on main page.
CUDA: Further test output fixes for mat_tests-ex2
Turn off elemental test for parmetis running since this does not work on batch systems.
3.8 Changes: KSPCHEBYSHEV
CUDA: Fixed most test errors due to MatMultTranspose*
website: update urls
website: fix Jason's name to match pic. Also add Todd's pic
Dev manual: copyedit
DMPlexDistributeLabels: Propagate the output flag
cuda/cusp: update minimum supported versions of cuda to 7.5 and cusp to 0.5.0
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Merge branch 'barry/refactor-petscstrncat'

Change PetscStrncat() to PetscStrlcat() to match BSD API where l represents total length

Update many uses of PetscStrcpy() and PetscStrcat() to the safer PetscStrncpy() and PetscStrlcat()

Commit-ty

Change PetscStrncat() to PetscStrlcat() to match BSD API where l represents total length

Update many uses of PetscStrcpy() and PetscStrcat() to the safer PetscStrncpy() and PetscStrlcat()

Commit-type: style-fix, feature
Thanks-to: Jed Brown

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Merge branch 'barry/ksp/tests-to-new-harness'

Remove handling of error code from PetscPClose() since some systems do not reliably return it.

Commit-type: portability-fix

Merge branch 'barry/test-harness-snes-examples-tutorials' into barry/all-new-test-harness-branches

Merge branch 'jed/tests-cxx-linker' into barry/more-to-new-test-harness

Remove improper returning of error codes from PetscFunctionReturn()

Commit-type: style-fix
Reported-by: Richard Tran Mills <rtmills@anl.gov>

Merge branch 'master' into knepley/feature-plex-sphere-mesh

* master: (2633 commits)
Bib: Added ref
SNES ex56: Update test output
add a citation to petsc.bib
Plex: Initialize variables
ini

Merge branch 'master' into knepley/feature-plex-sphere-mesh

* master: (2633 commits)
Bib: Added ref
SNES ex56: Update test output
add a citation to petsc.bib
Plex: Initialize variables
initialize ap as complained by the nightly tests
Plex ex3: Update to new point function API
initialize some variables as complained by nightly tests
SNES ex12: Mix misnaming Nf --> Nc
update tests
add tests
add MatView_SeqXAIJ_ASCII_structonly(); enable A->structure_only in MatSetValuesBlocked_SeqBAIJ
typo
fill-in some references
Bib: Fixed ref
Plex: Added PLY to file support
Plex: Adding PLY support
PetscDS: Turn off Fortran bindings for Constants
Plex tests: Updated to new point function API
SNES ex56: Moved tests to new format
DM: Allow field projection functions to take an array of scalars - This will allow us to pass in user data to kernels without void *, more efficiency than aux fields
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Conflicts:
config/builder.py
include/petscdmplex.h
src/dm/impls/plex/examples/tests/ex1.c
src/dm/impls/plex/plexcreate.c
src/dm/impls/plex/plexgmsh.c
src/snes/examples/tutorials/ex63.c

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Merge branch 'master' into knepley/feature-plex-pragmatic-parallel

* master: (1379 commits)
Minor fixes for tchem examples due to changes in PETSc infrastructure
update webpage about API changes

Merge branch 'master' into knepley/feature-plex-pragmatic-parallel

* master: (1379 commits)
Minor fixes for tchem examples due to changes in PETSc infrastructure
update webpage about API changes
add help menu for MatCreateSubMatricesMPI()
rename struct Mat_SubMat -> Mat_SubSppt
add a little information to the manual about using tchem
rename MatCreateSubMatrixComposite -> MatCreateSubMatrixVirtual; Mat_SubMatrix -> Mat_SubVirtual
need to protect the \ passed on the makefile on my Mac
Bib: Updated ref
update src/mat/examples/tests/output/ex23_#.out
rename MatGetSubMat -> MatCreateSubMat
Mark MatCreateMPIAIJWithSplitArrays() and MatMPIAIJSetPreallocationCSR() with MAT_NO_OFF_PROC_ENTRIES
superlu: libray is installed in PREFIX/lib64 - fix this to use PREFIX/lib
backport fixes cc105cc3 2b35c90a - required for 3bf428d - that was backported from master - 80c96bb
'echo -n' fails on opensolaris/osx - so avoid using it.
fix diffs in nightlybuilds due to options in ~/.petscrc
add Kelley03 to src/docs/tex/petsc.bib
build: determine moudles, mpi.h used during buildtime and print in 'info'
fix analyzer warnings
fix build failure on opensolaris - where -lm from flibs is removed due to -lm in cxxlibs. But then - only flib gets used for some configure tests [blaslapack, parms]
config: prefer __restrict over C99 restrict keyword
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Merge branch 'barry/remove-funct'

Remove the use and definition of __FUNCT__ throughout the code

Since all modern C/C++ compilers provide this functionality we no longer need to provide it manually in PETSc
Time: 1.5 hours
Thanks-t

Remove the use and definition of __FUNCT__ throughout the code

Since all modern C/C++ compilers provide this functionality we no longer need to provide it manually in PETSc
Time: 1.5 hours
Thanks-to: Andreas Mang <andreas@ices.utexas.edu>

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Merge branch 'master' into stefano_zampini/feature-pcbddc-saddlepoint

Merge branch 'master' into knepley/feature-plex-handle-func-failure

* master: (378 commits)
SNES ex5: Fix coordinate determination for empty subdomains
fixed petsc.bib entry
p4est: fix syntax

Merge branch 'master' into knepley/feature-plex-handle-func-failure

* master: (378 commits)
SNES ex5: Fix coordinate determination for empty subdomains
fixed petsc.bib entry
p4est: fix syntax error with error message
SNES ex5: Correct Jacobian handling on patches
SNES ex5: Stupid complex fixes
DMP4est: fix transfer of labels to parents
petsc4py: update to latest snapshot. Fixes da example breakage in petsc4py test suite
Plex: Correct setting of options on refined or coarsened meshes
Plex: Add info for grid hashing
Plex: Add logging in interpolator creation
Plex: Correct use of tabs in ASCII viewer
DM: Shorten long event name
Plex ex12: Create boundary label automatically at all levels of mesh hierarchy
Plex ex12: Change PetscViewerSetFormat --> PetscViewerPushFormat - Fix order of SetMode and SetFilename
Plex ex12: Change all functions to static
Since DMDA with periodic boundary conditions does support P0 interpolation remove checks that error out under those conditions
ascem-io.py and amanzi.py need to handle self.hdf5.include being None correctly
fix MPI Uni to recycle communicators so it won't run out like with the petsc4py tests also fix check for location of python shared library on mac to check all cases each time
Switch back to Sherry's version since she accepted by pull request
PetscDraw: Update help messages for -draw_save* options
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Conflicts:
src/dm/impls/plex/plexfem.c

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Merged petsc/petsc into master

Merged in dalcinl/draw-save (pull request #420)

PetscDraw: Reimplement save image/movie

PetscDraw: Fix FFmpeg to work with GIF inputs

* Feed FFmpeg with an intermediate GIF animation generated with GIFLIB
* Attempt to fix movie frame rate selection.

PetscDraw: Add option -draw_save_movie_fps for ffmpeg

PetscDraw: Save PNG/GIF/JPG/PPM images

* Built-in support for writing PPM images.
* Support for writing PNG images (requires libpng)
* Support for writing GIF images (requires giflib)
* Support for

PetscDraw: Save PNG/GIF/JPG/PPM images

* Built-in support for writing PPM images.
* Support for writing PNG images (requires libpng)
* Support for writing GIF images (requires giflib)
* Support for writing JPG images (requires libjpeg)
* Get rid of AfterImage (dated, not std, problematic to build)
* Move most of the saving business to PetscDraw interface
* Add a draw->ops->getimage() slot to implement in draw subtypes
* Allow users choose the movie extension (defaults to .m4v)
* Fix movie generation with ffmpeg for non-animated GIF input

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