add conditional clifford gates

[codecov[bot]]

Codecov Report

Merging #20 (3f74727) into main (c17a59c) will decrease coverage by 1.47%. The diff coverage is 75.00%.

@@            Coverage Diff             @@
##             main      #20      +/-   ##
==========================================
- Coverage   59.81%   58.35%   -1.47%     
==========================================
  Files          14       14              
  Lines         438      425      -13     
==========================================
- Hits          262      248      -14     
- Misses        176      177       +1     

Files Changed	Coverage Δ
src/QSymbolicsBase/QSymbolicsBase.jl	88.88% <ø> (+0.17%)	:arrow_up:
src/QSymbolicsBase/predefined.jl	38.46% <0.00%> (-0.61%)	:arrow_down:
src/extensions.jl	100.00% <ø> (ø)
...t/MixedCliffordOpticsExt/MixedCliffordOpticsExt.jl	100.00% <100.00%> (ø)
ext/QuantumCliffordExt/QuantumCliffordExt.jl	56.75% <100.00%> (+2.47%)	:arrow_up:
ext/QuantumOpticsExt/QuantumOpticsExt.jl	88.23% <100.00%> (+0.35%)	:arrow_up:

:mega: We’re building smart automated test selection to slash your CI/CD build times. Learn more

[Krastanov]

@Barosandu , please check the commit messages and each commit that I added separately. I tried to comment on why things are being done and how it was done. It would be useful for you if you work on other improvements within the library.

[Barosandu]

I will check it tomorrow. We returned from France today