ConcreteFcmViscoelastic - added missing documentation in matlibmanual

[pedroskop]

No description provided.

[codecov]

Codecov Report

Merging #74 into master will increase coverage by 0.15%.
The diff coverage is 64.52%.

@@            Coverage Diff             @@
##           master      #74      +/-   ##
==========================================
+ Coverage   39.89%   40.04%   +0.15%     
==========================================
  Files        1241     1251      +10     
  Lines      124201   124923     +722     
==========================================
+ Hits        49547    50025     +478     
- Misses      74654    74898     +244

Impacted Files	Coverage Δ
src/main/main.C	36.73% <ø> (+1.76%)	⬆️
src/oofemlib/floatmatrix.h	62.79% <ø> (ø)	⬆️
.../Materials/LatticeMaterials/latticelinearelastic.h	40% <ø> (ø)	⬆️
src/oofemlib/floatmatrix.C	62.92% <ø> (ø)	⬆️
...Materials/LatticeMaterials/latticebondplasticity.h	63.63% <ø> (ø)	⬆️
src/sm/Elements/Shells/shell7basexfem.h	60% <ø> (ø)	⬆️
src/oofemlib/floatarray.h	51.16% <ø> (ø)	⬆️
src/oofemlib/intarray.h	30.5% <ø> (ø)	⬆️
src/tm/Elements/LatticeElements/lattice2d_mt.h	38.46% <ø> (ø)
...Elements/LatticeElements/latticetransportelement.C	100% <ø> (ø)
... and 73 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 553e0b2...6e2ab9a. Read the comment docs.