Storybook controls

[makimenko]

• Added @storybook/addon-knobs
• added stories for AbstractObject3D OnChanges testing (translate and rotate)
• Introduced defaultSceneWrapper (allows easy to focus on storybook component's inputs/knobs and actions testing)
• Changed storybook options (name and url)

[codecov]

Codecov Report

Merging #94 into master will increase coverage by 0.78%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master      #94      +/-   ##
==========================================
+ Coverage   44.34%   45.13%   +0.78%     
==========================================
  Files           8        8              
  Lines         115      113       -2     
  Branches       12       12              
==========================================
  Hits           51       51              
+ Misses         64       62       -2

Impacted Files	Coverage Δ
...rojects/atft/src/lib/objects/abstract-object-3d.ts	21.42% <100%> (+0.97%)	⬆️
.../atft/src/lib/objects/mesh/torus-mesh.component.ts	44.44% <100%> (ø)	⬆️

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