Refactored SSL connection related code

[tonioo]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 16.66667% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 87.55%. Comparing base (d358d3c) to head (f209253).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
sievelib/managesieve.py	16.66%	10 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #124   +/-   ##
=======================================
  Coverage   87.54%   87.55%           
=======================================
  Files          10       10           
  Lines        2072     2073    +1     
=======================================
+ Hits         1814     1815    +1     
  Misses        258      258           

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[kewisch]

@tonioo yep this works for me, thanks for tagging me!