update docs to markdown

[mustafacc]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 90.38462% with 15 lines in your changes missing coverage. Please review.

Project coverage is 74.26%. Comparing base (9616634) to head (e413693).

Files with missing lines	Patch %	Lines
...ream/ebeam_sin_dream_microlens_edge_couplers_BB.py	92.12%	10 Missing ⚠️
..._EBeam_Dream/ebeam_sin_dream_splitter1x2_te1550.py	82.75%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #305      +/-   ##
==========================================
+ Coverage   74.05%   74.26%   +0.20%     
==========================================
  Files          96       98       +2     
  Lines       12003    12159     +156     
==========================================
+ Hits         8889     9030     +141     
- Misses       3114     3129      +15     

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[lukasc-ubc]

• Very nice!
• It would be good to have an entry point into the documentation
• Title error: https://github.com/mustafacc/SiEPIC_EBeam_PDK/blob/master/docs/components/ebeam_sin/ebeam_GC_SiN_TE_1310_8deg/ebeam_GC_SiN_TE_1310_8deg.md, also "micro-mechanics"?

[mustafacc]

That was the description in the original pdf, not quite sure what it meant - I'll update it