Use function pointers in CeedSetBackendFunction

Merge pull request #228 from CEED/rstr-block

Restriction Block

Add block paramenter example in doc

Update t208-f to use offset

Use blocking in optimized serial backends

Include full evec blocked backend

Add restriction by block to /cpu/self/*/blocked

Add ElemRestrictionApplyBlock

make style

Remove useless function declaration.

Add a reference non-tensor BasisApply for cuda backends.

Cuda backend using shared memory (#247)

Add a GPU backend based on Cuda using shared memory.

* Draft of a shared memory backend

* New basis apply passes all tests.

* Add the possibility to

Cuda backend using shared memory (#247)

Add a GPU backend based on Cuda using shared memory.

* Draft of a shared memory backend

* New basis apply passes all tests.

* Add the possibility to treat several elements in one block of threads.

* Fix an error in 2D and 3D gradient.

* Put the cuda-shared backend in its own folder.

* Minor cleaning.

* Replace <ceed-impl.h> with <ceed-backend.h>

* make style

* Add a few CeedChk_Cu

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Merge pull request #224 from CEED/mem-zero

Check QFunction Output Vecs

Drop Valgrind brew in OSX, current install requires workarounds

Fix include statements

Set QFunction outputs undefined before apply in new memcheck backend

Merge pull request #177 from CEED/t106-vec

Adds a Vector unit test using CEED_MEM_DEVICE.

Some tidying

Rescale time-stepper options with units of time

Rename field name Total Energy -> EnergyDensity

Merge pull request #246 from CEED/valeria/add-petsc-obj-set-name-to-ns-ex

Add PetscObjectSetName to set solution's vec name

Add PetscObjectSetName to set solution's vec name

Merge branch 'rescaled-ns-example' of github.com:valeriabarra/libCEED into rescaled-ns-example

Add PetscObjectSetName to set solution's vec name

Merge pull request #244 from CEED/yohann/cuda-CeedChk_Cu-fix

Fix: Replace a few CeedChk with CeedChk_Cuda