Add perspective SVG output

[RashKash103]

Adds the ability to export perspective SVGs

[codecov[bot]]

Codecov Report

Merging #1119 (369e8dd) into master (f3b0b09) will decrease coverage by 2.18%. The diff coverage is 99.52%.

:exclamation: Current head 369e8dd differs from pull request most recent head 7471ab6. Consider uploading reports for the commit 7471ab6 to get more accurate results

@@            Coverage Diff             @@
##           master    #1119      +/-   ##
==========================================
- Coverage   96.32%   94.15%   -2.18%     
==========================================
  Files          40       26      -14     
  Lines        9672     5455    -4217     
  Branches     1280      926     -354     
==========================================
- Hits         9317     5136    -4181     
+ Misses        210      189      -21     
+ Partials      145      130      -15     

Impacted Files	Coverage Δ
cadquery/__init__.py	87.50% <0.00%> (ø)
cadquery/cqgi.py	80.73% <ø> (+1.22%)	:arrow_up:
cadquery/occ_impl/jupyter_tools.py	100.00% <ø> (ø)
cadquery/selectors.py	98.87% <ø> (ø)
cadquery/assembly.py	96.56% <100.00%> (+0.01%)	:arrow_up:
cadquery/cq.py	92.19% <100.00%> (-0.01%)	:arrow_down:
cadquery/occ_impl/assembly.py	98.60% <100.00%> (+0.17%)	:arrow_up:
cadquery/occ_impl/exporters/__init__.py	94.11% <100.00%> (+2.52%)	:arrow_up:
cadquery/occ_impl/exporters/assembly.py	100.00% <100.00%> (ø)
cadquery/occ_impl/exporters/dxf.py	92.42% <100.00%> (+1.04%)	:arrow_up:
... and 25 more

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[jmwright]

@RashKash103 This looks like it's ready to be reviewed. Is that correct?

[RashKash103]

@jmwright – yes, it's ready to be reviewed.

[adam-urbanczyk]

Thanks again @RashKash103 for the contribution