remove some wornings

[occa] WIP MFEM ex1

[occa] Tindices before push into kernels

[occa] CeedElemRestrictionOffset

Adding back atomicAdds in kRestrict4 and kRestrict5 kernels.

port ElemRestriction using generator; use also atomics in the generation for the += case

add include atomics to generated file

Update restriction Destroy and Create. Still passes the tests but with 4 warnings - by design create takes indices as const, but in case ownership is passed, we later have to free them so can not dec

Update restriction Destroy and Create. Still passes the tests but with 4 warnings - by design create takes indices as const, but in case ownership is passed, we later have to free them so can not declare them as const in the magma function. Next, port apply ...

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extend CeedVector_Magma to get input from DEVICE. Vector functionality now passes the make test routines. About to add spacifics for CeedElemRestriction_Magma

bug fixes and extend functionality of the generation tool to handle from one to three nested loops

Some small changes

[occa] revert unwanted changes in ref backend and ceed-elemrestriction.c file

[make] ctc-% and ctg-% commands for 'C' tests on cpu|gpu with % ressource

[occa] astyle

[occa] operator, qfunction cleanup

[occa] qoffset into OKL files to avoid copies for qdata

[occa] operator qdata CeedVectorRestoreArray

[occa] operator & qfunction still push/pull

[occa] all but ex1

[occa] vector sanitized

[occa] restrict tries

[occa] cleanup

[occa] h & d arrays for the vector

add some comments

simple MAGMA CUDA kernels generator