Docs only, Fix spelling of therefor

Commit-type: style-fix
Reported-by: Pierre Jolivet <Pierre.Jolivet@enseeiht.fr>

Some typos.

PetscViewerHDF5PushGroup: Allow to push NULL, "", or all slashes.

In all cases, store NULL, interpret as "/".
This also fixes the problem in DMPlexLoad_HDF5_Xdmf_Internal() when the specified datase

PetscViewerHDF5PushGroup: Allow to push NULL, "", or all slashes.

In all cases, store NULL, interpret as "/".
This also fixes the problem in DMPlexLoad_HDF5_Xdmf_Internal() when the specified datasets locations are in / (e.g. -dm_plex_hdf5_topology_path /cells).

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PetscViewerHDF5{Push,Get}Group: **name -> *name[] to unify with the rest of header file

Fix a bunch of PetscValidPointer() -> PetscValidXXXPointer()

Fix compiler warning

/var/lib/buildbot/slaves/athor-linux-icc-c-complex-int64-mkl/petsc/src/sys/classes/viewer/impls/glvis/glvis.c(826): warning #592: variable "fd" is used before its value is set

Fix compiler warning

/var/lib/buildbot/slaves/athor-linux-icc-c-complex-int64-mkl/petsc/src/sys/classes/viewer/impls/glvis/glvis.c(826): warning #592: variable "fd" is used before its value is set
stream = fdopen(fd,"w"); /* Not possible on Windows */
^

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Merge branch 'gropp/doc-fixes-1' [PR #1838]

Merge branch 'maint'

Remove use of _ and __ in front of PETSc include guards. Reason: C99 Reserved Identifiers

Commit-type: portability-fix

Merge from doc-fixes branch

Fixes for doctext update

Merge remote-tracking branch 'origin/maint'

Merge remote-tracking branch 'origin/barry/add-petscarrayxxx-ops' [PR #1771]

Merged in barry/rm-cmake-legacy (pull request #1714)

Remove legacy and cmake compile systems

Approved-by: BarryFSmith <bsmith@mcs.anl.gov>

attempt to improve quality of PetscViewerASCII{PushSynchronized,PopSynchronized,SynchronizedPrint} documentation

Add PetscArraycmp(), PetscArraycpy(), PetscArrayzero(), PetscArraymove(), update code to use new forms

Replace a couple multi-mallocs with a single malloc
Replace backwards loops in MatSetValues_*()

Add PetscArraycmp(), PetscArraycpy(), PetscArrayzero(), PetscArraymove(), update code to use new forms

Replace a couple multi-mallocs with a single malloc
Replace backwards loops in MatSetValues_*() with PetscArraymove()

Commit-type: style-fix, feature

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Merged in haplav/feature-hdf5-collective-options (pull request #1737)

add ability to turn on/off HDF5 collective transfer mode

Approved-by: Matthew Knepley <knepley@gmail.com>
Approved-by: BarryFSm

Merged in haplav/feature-hdf5-collective-options (pull request #1737)

add ability to turn on/off HDF5 collective transfer mode

Approved-by: Matthew Knepley <knepley@gmail.com>
Approved-by: BarryFSmith <bsmith@mcs.anl.gov>

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PetscViewerView_HDF5: View collective property.

- Update tests sys_classes_viewer_tutorials-ex2%
- Added alt file for HDF5 < 1.10.3 for which this property is ignored.

HDF5: No need for H5Pset_fapl_mpio check anymore.

We already require HDF5 1.8.0+ and this was introduced in 1.4.0

Add PetscViewerHDF5{Get,Set}Collective and -viewer_hdf5_collective.

* Use H5_VERSION_GE to decide HDF5 version.
* If H5_VERSION_GE undefined, define it as 0.
* Discussed in https://bitbucket.org/pet

Add PetscViewerHDF5{Get,Set}Collective and -viewer_hdf5_collective.

* Use H5_VERSION_GE to decide HDF5 version.
* If H5_VERSION_GE undefined, define it as 0.
* Discussed in https://bitbucket.org/petsc/petsc/pull-requests/1737/add-ability-to-turn-on-off-hdf5-collective/diff#comment-105015892

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hdf5v.c: No need for HDF5 version check.

Leave it to the BuildSystem.

keep data transfer property list in PetscViewer_HDF5

PetscViewer_HDF5 moved to separate headerfile viewerhdf5impl.h

Update the use of Collective on in the manual pages to reflect the new style

Commit-type: style-fix, documentation
Thanks-to: Patrick Sanan <patrick.sanan@gmail.com>

Merge remote-tracking branch 'origin/maint'