Proxy support

[MonkAlex]

Realization of #137

• [x] proxy support for all pages and images
• [x] settings for app and plugins -- plugin can configure another proxy for site
• [x] tests
• [x] WPF UI
• [x] Avalonia UI

[codecov[bot]]

Codecov Report

Merging #139 into master will increase coverage by 0.94%. The diff coverage is 92.64%.

@@            Coverage Diff             @@
##           master     #139      +/-   ##
==========================================
+ Coverage   79.72%   80.66%   +0.94%     
==========================================
  Files         177      191      +14     
  Lines        6614     6972     +358     
  Branches      665      701      +36     
==========================================
+ Hits         5273     5624     +351     
+ Misses       1006     1004       -2     
- Partials      335      344       +9

Impacted Files	Coverage Δ
MangaReader.Core/ISiteParser.cs	100% <ø> (ø)	:arrow_up:
MangaReader.Core/Account/Login.cs	88.88% <ø> (-0.86%)	:arrow_down:
MangaReader.Core/Entity/ChangeTrackerArgs.cs	95.23% <0%> (ø)	:arrow_up:
Sites/Hentaichan.me/Mangachan/Mangachan.cs	41.93% <0%> (ø)	:arrow_up:
MangaReader.Core/Services/CallContext.cs	0% <0%> (ø)
Sites/Grouple.ru/MintmangaParser.cs	100% <100%> (ø)
Tests/Tests.Entities/Search/Grouple.cs	100% <100%> (ø)	:arrow_up:
Sites/Hentai2Read.com/Hentai2ReadClient.cs	100% <100%> (ø)
MangaReader.Core/NHibernate/DatabaseConfigMap.cs	100% <100%> (ø)	:arrow_up:
Sites/Hentaichan.me/Mangachan/MangachanClient.cs	100% <100%> (ø)
... and 55 more

---

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[codecov[bot]]

Codecov Report

Merging #139 into master will increase coverage by 9.15%. The diff coverage is 97.43%.

@@            Coverage Diff             @@
##           master     #139      +/-   ##
==========================================
+ Coverage   79.59%   88.74%   +9.15%     
==========================================
  Files         178      102      -76     
  Lines        6640     3581    -3059     
  Branches      682      176     -506     
==========================================
- Hits         5285     3178    -2107     
+ Misses       1015      324     -691     
+ Partials      340       79     -261

Impacted Files	Coverage Δ
Sites/Hentaichan.me/Mangachan/Mangachan.cs	45.16% <0%> (+3.22%)	:arrow_up:
Sites/Grouple.ru/MintmangaParser.cs	100% <100%> (ø)
Sites/Hentai2Read.com/Hentai2ReadClient.cs	100% <100%> (ø)
Sites/Grouple.ru/ReadmangaClient.cs	100% <100%> (ø)
Sites/Hentaichan.me/HentaichanClient.cs	100% <100%> (ø)
Tests/Tests.Entities/Search/Grouple.cs	100% <100%> (ø)	:arrow_up:
Sites/Hentaichan.me/HentaichanLogin.cs	75.92% <100%> (+1.41%)	:arrow_up:
Tests/Tests.Entities/MangaTest.cs	84% <100%> (+2%)	:arrow_up:
Sites/Acomics.ru/AcomicsClient.cs	100% <100%> (ø)
Sites/Hentai2Read.com/Hentai2ReadLogin.cs	84.37% <100%> (+0.76%)	:arrow_up:
... and 135 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more Δ = absolute <relative> (impact), ø = not affected, ? = missing data Powered by Codecov. Last update f71ef81...de1d718. Read the comment docs.