Merge branch 'knepley/feature-plex-hdf5'

* knepley/feature-plex-hdf5: (63 commits)
DMPlex ex2: Added an example that checks a mesh
DMPlex: #ifdef support functions for HDF5
TS: Fix output sequ

Merge branch 'knepley/feature-plex-hdf5'

* knepley/feature-plex-hdf5: (63 commits)
DMPlex ex2: Added an example that checks a mesh
DMPlex: #ifdef support functions for HDF5
TS: Fix output sequence
DMPlex: Check for HDF5 attributes before writing them
DMPlex: Label with timestep number since we do not have times
Viewer+HDF5: Added PetscViewerHDF5HasAttribute()
TS: Set output sequence for timesteps
DMPlex: Handle output sequences - Added static to some functions
DM: Add idea of an output sequence - Added DMGet/SetOutputSequenceNumber() - Added doc for outputDM
REVERT TS: Timestep gets set into DMTS
DMPlex: Fix up HDF5 segregation
DMPlex: Replace MAXPATHLEN with PETSC_MAX_PATH_LEN
DMPlex: Fix HDF5 timestep handling
DMPlex: Set correct block size on HDF5 field vectors
TS: Timestep gets set into DMTS
DMTS: Added timestep
DMPlex: Fix output of fields - Corrected name - Fixed vector type
DMPlex: Return errors from HDF5 function
DMPlex+Viewer: Now output separate fields for viz - Added the PETSC_VIEWER_HDF5_VIZ format for creating viz fields - Added field type determination
Sys+HDF5: Added PetscDataType string and HDF5 support for it
...

Conflicts:
config/BuildSystem/config/packages/__init__.py
src/ts/interface/ts.c

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DMPlex: Fix signature for IFunction
- Note that the time is still not being passed down to the pointwise function

DMPlex: Switched FEM assembly routines to use DMPlexInsertBoundaryValues()

DMPlex: Now DMPlexInsertBoundaryValue() only sets values for the given label
- Added DMPlexProjectFunctionLabelLocal()

Merge branch 'knepley/feature-plex-hdf5' into knepley/feature-plex-bc

* knepley/feature-plex-hdf5: (61 commits)
TS: Fix output sequence
DMPlex: Check for HDF5 attributes before writing them
DM

Merge branch 'knepley/feature-plex-hdf5' into knepley/feature-plex-bc

* knepley/feature-plex-hdf5: (61 commits)
TS: Fix output sequence
DMPlex: Check for HDF5 attributes before writing them
DMPlex: Label with timestep number since we do not have times
Viewer+HDF5: Added PetscViewerHDF5HasAttribute()
TS: Set output sequence for timesteps
DMPlex: Handle output sequences - Added static to some functions
DM: Add idea of an output sequence - Added DMGet/SetOutputSequenceNumber() - Added doc for outputDM
REVERT TS: Timestep gets set into DMTS
DMPlex: Fix up HDF5 segregation
DMPlex: Replace MAXPATHLEN with PETSC_MAX_PATH_LEN
DMPlex: Fix HDF5 timestep handling
DMPlex: Set correct block size on HDF5 field vectors
TS: Timestep gets set into DMTS
DMTS: Added timestep
DMPlex: Fix output of fields - Corrected name - Fixed vector type
DMPlex: Return errors from HDF5 function
DMPlex+Viewer: Now output separate fields for viz - Added the PETSC_VIEWER_HDF5_VIZ format for creating viz fields - Added field type determination
Sys+HDF5: Added PetscDataType string and HDF5 support for it
IS: Fix compiler warning
IS: Forgot to protect HDF5
...

Conflicts:
config/BuildSystem/config/packages/__init__.py
src/ts/interface/ts.c

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Merge branch 'knepley/feature-plex-ts'

* knepley/feature-plex-ts:
DMPlex+PetscFE: Adding support for TS - Added DMPlexCompiteIFunctionFEM() - Added PetscFEIntegrateIFunction() and Bd version - Add

Merge branch 'knepley/feature-plex-ts'

* knepley/feature-plex-ts:
DMPlex+PetscFE: Adding support for TS - Added DMPlexCompiteIFunctionFEM() - Added PetscFEIntegrateIFunction() and Bd version - Added IFunction to FEM struct

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DMPlex: Added DMPlexInsertBoundaryValues()
- Uses DMPlexGetBoundary() and DMPlexProjectFunction() to set boundary values
- Used in the viewers
- Some viewer cleanup

Fixing merge conflicts in dmregall.

DMPlex+PetscFE: Adding support for TS
- Added DMPlexCompiteIFunctionFEM()
- Added PetscFEIntegrateIFunction() and Bd version
- Added IFunction to FEM struct

Merged petsc/petsc into master

Merge branch 'master' into shri/ts-events

Conflicts:
src/ts/interface/ts.c

Merge branch 'master' into shri/feature-dm-circuit

Conflicts:
src/dm/impls/makefile

Merge branch 'knepley/fix-fem-multifield'

* knepley/fix-fem-multifield:
DMDT: Fixed Fortran PetscQuadrature definition
DMPlex ex3: Added Q2 tests - Made DA tests only 2x2 - Changed output format

Merge branch 'knepley/fix-fem-multifield'

* knepley/fix-fem-multifield:
DMDT: Fixed Fortran PetscQuadrature definition
DMPlex ex3: Added Q2 tests - Made DA tests only 2x2 - Changed output format - Quad tests now actually work
DMDA: Added DMDAComputeL2GradientDiff()
PetscSpace: Fixed polynomial derivative evaluation for quads
DMDA: Fix closure operations in 2D
DMPlex: Interpolation cleanup - Remove unused PetscSpace - Fix uninitialized variable
PetscFE: Fix PetscBool handling
SNES ex62: Updated output
DMPlex ex3: Use PetscFECreateDefault() and correct tensor tests
PetscFE: Fix PetscFECreateDefault() - The space should default to tensor on a non-simplex - The quadrature should be tensor Gauss on a non-simplex
DT: Added PetscDTGaussTensorQuadrature()
DT: Added citation for Gloub+Welsch method
PetscSection: Now global section can also be viewed
DMPlex: Allow NULL function for ProjectFunction()
PetscDualSpace: Added doc for PetscDualSpaceApply() - Cherry-picked from df2d8bb
PetscFE: Fixed PetscFECreateDefault() - Setup FE - Minimum quad order - Destroy quad after setting
PetscFE: PetscFECreateDefault() now takes a number of components and a reference cell type - Cherry-picked from a255314
PetscFE: Added PetscFECreateDefault() - Cherry-picked from 8919f5a
PetscFE: Allow lowest order cell Lagrange dual basis functions
DMPlex: Fix preallocation with cell variables - I had an incorrect loop optimization

Conflicts:
src/dm/impls/plex/plexpreallocate.c

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Merge branch 'master' into prbrune/matcoloring-greedy

DMDA: Added DMDAComputeL2GradientDiff()

DMPlex: Interpolation cleanup
- Remove unused PetscSpace
- Fix uninitialized variable

Merge branch 'master' into knepley/fix-fem-multifield

* master:
tests: move ex151 out of complex tests to avoid compile errors on windows
DM: Fixed pointer comparison
Microsoft C++ compiler ne

Merge branch 'master' into knepley/fix-fem-multifield

* master:
tests: move ex151 out of complex tests to avoid compile errors on windows
DM: Fixed pointer comparison
Microsoft C++ compiler needs extra care with complex numbers and casting
DMPlex: C++ has fucking namespaces, use them assholes
Field has 3 components therefor need to initialize three components, Microsoft C compiler demands it
DMPlex ex3: Added interpolation test - Only works for 2D simplices - Shows the restriction only gets constants right - Other small cleanup
DMPlex ex3: Change to interpolated meshes by default
DMPlex: Fix interpolation of multicomponent fields
DM: Fix reference counting in DMSetField()
DMPlex: Fix interpolation scaling
DMPlex: Fix allocation in DMPlexMatSetClosureRefined()
DMDA: Fixed signature of DMDACreateSection()
When configuring with MPIUni remove any MPI includes in the $PETSC_DIR/PETSC_ARCH/include directory that may have been put there by earlier ./configure runs.

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Merge branch 'knepley/feature-interpolation-testing'

* knepley/feature-interpolation-testing:
DM: Fixed pointer comparison
DMPlex ex3: Added interpolation test - Only works for 2D simplices - Sh

Merge branch 'knepley/feature-interpolation-testing'

* knepley/feature-interpolation-testing:
DM: Fixed pointer comparison
DMPlex ex3: Added interpolation test - Only works for 2D simplices - Shows the restriction only gets constants right - Other small cleanup
DMPlex ex3: Change to interpolated meshes by default
DMPlex: Fix interpolation of multicomponent fields
DM: Fix reference counting in DMSetField()
DMPlex: Fix interpolation scaling
DMPlex: Fix allocation in DMPlexMatSetClosureRefined()
DMDA: Fixed signature of DMDACreateSection()

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Merge branch 'knepley/feature-plex-fas'

* knepley/feature-plex-fas:
DMPlex: C++ has fucking namespaces, use them assholes

DMPlex: C++ has fucking namespaces, use them assholes

DMPlex: Allow NULL function for ProjectFunction()

DMPlex: Fix interpolation of multicomponent fields

Merge branch 'knepley/feature-plex-fas'

* knepley/feature-plex-fas: (56 commits)
DMPlex: Removed unused variable
DMPlex: Fix for C++ build, small fix for PetscFE
DMPlex: Removed leak from Tria

Merge branch 'knepley/feature-plex-fas'

* knepley/feature-plex-fas: (56 commits)
DMPlex: Removed unused variable
DMPlex: Fix for C++ build, small fix for PetscFE
DMPlex: Removed leak from Triangle
SNES ex12: Two working unstructured FAS solves for the unregularized p-Laplacian
DMPlex: Cleaned up some memory issues
DMPlex: Implement injection - I don't think this should be required
DMPlex: DM interpolation requires the scaling vector for FAS
DMPlex: Can now create a map from coarse to fine vertices - This is currently necessary for FAS, which I think is wrong
DMPlex: Turn off Fortran stub
DMPlex: Fix DMPlexMatSetClosureRefined() - Reject duplicate fine points - Screen out point with dof = 0 - Fix the allocation for fine points
DMPlex: My brain did not work for several days - I have fixed the interpolation code - I think I can reuse that other code for something else
DMPlex: Fix setting Plex options on automatically refined meshed
SNES ex12/31/52/62/72: Use new SNESComputeJacobian() interface
DMPlex: Remove MatStructure from DMPlexComputeJacobianFEM() - Add missing declarations
Sys Logging: Fixes for log detail - Must preserve reduction count - Output objects and memory - Output stage summary
SNES ex12: Fixing things for multilevel - Need to set PetscFE on all coarse grids - Need application context for interpolator construction
SNES ex12: Use PetscFESetUp(), and fix quadrature ref handling
SNES ex52/62: Use PetscFESetUp(), and fix quadrature ref handling
DMPlex ex3: Uses automatic section creation, PetscFESetUp(), and fix quadrature ref handling
DMPlex: Fixing interpolator construction - Fixed definition of rectangular sizes - Use PetscFERefine() - Use special MatSet
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DMPlex: Removed unused variable

DMPlex: Cleaned up some memory issues