Added support for reading locale from SKYUX_HOST global variable

[Blackbaud-PaulCrowder]

No description provided.

[codecov-io]

Codecov Report

Merging #345 into master will decrease coverage by 0.77%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #345      +/-   ##
==========================================
- Coverage     100%   99.22%   -0.78%     
==========================================
  Files          65       71       +6     
  Lines        1631     1671      +40     
  Branches      254      260       +6     
==========================================
+ Hits         1631     1658      +27     
- Misses          0       13      +13

Flag	Coverage Δ
#builder	100% <ø> (ø)	⬆️
#runtime	94.11% <100%> (-5.89%)	⬇️
#srcapp	100% <ø> (ø)	⬆️

Impacted Files	Coverage Δ
lib/sky-pages-module-generator.js	100% <ø> (ø)	⬆️
runtime/i18n/locale-provider.ts	100% <ø> (ø)	⬆️
runtime/i18n/resources.service.ts	100% <100%> (ø)	⬆️
runtime/i18n/host-locale-provider.ts	100% <100%> (ø)
runtime/search-results-provider.ts	100% <0%> (ø)
runtime/omnibar-provider.ts	100% <0%> (ø)
runtime/pact-auth-token-provider.ts	75% <0%> (ø)
runtime/pact.service.ts	41.17% <0%> (ø)
runtime/viewport.service.ts	50% <0%> (ø)

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[Blackbaud-BobbyEarl]

Hey @Blackbaud-PaulCrowder is this ready for review?

[Blackbaud-PaulCrowder]

I believe so.

[Blackbaud-BobbyEarl]

LGTM. I also took a first-stab at documenting this feature via blackbaud/skyux2-docs#15