Update to JuMP v0.22 and MOI v0.10

[blegat]

Closes #275
Closes #278

[codecov]

Codecov Report

Merging #277 (6fb8ca5) into master (83493da) will increase coverage by 0.17%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #277      +/-   ##
==========================================
+ Coverage   87.96%   88.14%   +0.17%     
==========================================
  Files          37       37              
  Lines        2876     2894      +18     
==========================================
+ Hits         2530     2551      +21     
+ Misses        346      343       -3     

Impacted Files	Coverage Δ
src/center.jl	94.52% <100.00%> (ø)
src/lphrep.jl	90.42% <100.00%> (+0.95%)	⬆️
src/opt.jl	83.72% <100.00%> (+0.38%)	⬆️
src/projection_opt.jl	67.74% <100.00%> (ø)
src/redundancy.jl	90.95% <100.00%> (ø)
src/vrep_optimizer.jl	94.04% <100.00%> (+2.38%)	⬆️
src/aff.jl	95.83% <0.00%> (+0.04%)	⬆️
src/extended.jl	93.22% <0.00%> (+0.11%)	⬆️
src/default.jl	86.56% <0.00%> (+0.41%)	⬆️
... and 3 more

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