TEST: Added Berlin ZoomIn test

[ninok]

• Add new Berlin zoom testcase that mimics HERE Maps for JavaScript testcase
• Add save functionality
• Allow configuration of themes via webpack (for internal themes)

[codecov-io]

Codecov Report

Merging #1302 into master will increase coverage by 0.11%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1302      +/-   ##
==========================================
+ Coverage   55.63%   55.75%   +0.11%     
==========================================
  Files         258      269      +11     
  Lines       23812    24103     +291     
  Branches     5327     5381      +54     
==========================================
+ Hits        13248    13438     +190     
- Misses      10564    10665     +101

Impacted Files	Coverage Δ
@here/harp-materials/lib/IconMaterial.ts	44.44% <0%> (-55.56%)	⬇️
@here/harp-map-controls/lib/Utils.ts	46.15% <0%> (-23.85%)	⬇️
@here/harp-omv-datasource/lib/OmvTiler.ts	50% <0%> (-16.67%)	⬇️
@here/harp-utils/lib/ObjectUtils.ts	83.33% <0%> (-10.22%)	⬇️
@here/harp-utils/lib/UrlUtils.ts	84.09% <0%> (-7.81%)	⬇️
@here/harp-datasource-protocol/lib/Extruder.ts	8.33% <0%> (-5.96%)	⬇️
@here/harp-lines/lib/TriangulateLines.ts	11.9% <0%> (-2.99%)	⬇️
@here/harp-materials/lib/Utils.ts	81.42% <0%> (-1.91%)	⬇️
@here/harp-mapview/lib/ThemeHelpers.ts	6.89% <0%> (-1.17%)	⬇️
@here/harp-utils/lib/Logger/ConsoleChannel.ts	69.23% <0%> (-0.77%)	⬇️
... and 28 more

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