David Frank authored Dec 27, 2021 and Tobias Lasser committed Jan 07, 2022

Instead of first creating a WLSProblem and passing that to the
constructor, you can now pass the projector and the sinogram to the
problem. The constructor initializes a very basic form of tikhonov
regularization, for other forms, the other constructors should be used.

Clang-format can't really handle the doxygen tags with a blackshlash.
Therefore, replace them with the @-prefix.

Add CI job, to check for consistency, but allow it to fail, to prevent
false positives. Let's observe it for a bit, and then we can change it
later.

Nikola Dinev authored Jan 12, 2020 and Tobias Lasser committed Jan 12, 2020

- add BlockLinearOperator to operators
- add block descriptors (IdenticalBlockDescriptor, PartitionDescriptor, RandomBlocksDescriptor) and made BlockDescriptor abstract