ssl support

[tank-bohr]

Changes:

• Introduce ssl support for https
• For more detailed request inspection
• Some breaking changes: Use propplist for options instead of single integer for port

Rationale:

[codecov]

Codecov Report

Merging #40 into master will decrease coverage by 0.33%.
The diff coverage is 97.36%.

@@            Coverage Diff             @@
##           master      #40      +/-   ##
==========================================
- Coverage   96.39%   96.06%   -0.34%     
==========================================
  Files           5        6       +1     
  Lines         111      127      +16     
==========================================
+ Hits          107      122      +15     
- Misses          4        5       +1

Impacted Files	Coverage Δ
src/bookish_spork.erl	100% <100%> (ø)	⬆️
src/bookish_spork_server.erl	93.65% <100%> (+0.54%)	⬆️
src/bookish_spork_request.erl	100% <100%> (ø)	⬆️
src/bookish_spork_ssl.erl	85.71% <85.71%> (ø)

---

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[codecov]

Codecov Report

Merging #40 into master will decrease coverage by 0.24%.
The diff coverage is 97.56%.

@@            Coverage Diff             @@
##           master      #40      +/-   ##
==========================================
- Coverage   96.39%   96.15%   -0.25%     
==========================================
  Files           5        6       +1     
  Lines         111      130      +19     
==========================================
+ Hits          107      125      +18     
- Misses          4        5       +1

Impacted Files	Coverage Δ
src/bookish_spork.erl	100% <100%> (ø)	⬆️
src/bookish_spork_server.erl	93.65% <100%> (+0.54%)	⬆️
src/bookish_spork_request.erl	100% <100%> (ø)	⬆️
src/bookish_spork_ssl.erl	90% <90%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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