* Removed Unused Usings

* Code Refactoring for readbility. Added spaces and moved the classes to separate file

Bumps [elliptic](https://github.com/indutny/elliptic) from 6.4.1 to 6.5.3.
- [Release notes](https://github.com/indutny/elliptic/releases)
- [Commits](https://github.com/indutny/elliptic/compare/v6.4.1...v6.5.3)

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Bumps [websocket-extensions](https://github.com/faye/websocket-extensions-node) from 0.1.3 to 0.1.4.
- [Release notes](https://github.com/faye/websocket-extensions-node/releases)
- [Changelog](https://github.com/faye/websocket-extensions-node/blob/master/CHANGELOG.md)
- [Commits](https://github.com/faye/websocket-extensions-node/compare/0.1.3...0.1.4)

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Bumps [jquery](https://github.com/jquery/jquery) from 3.4.1 to 3.5.0.
- [Release notes](https://github.com/jquery/jquery/releases)
- [Commits](https://github.com/jquery/jquery/compare/3.4.1...3.5.0)

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Bumps [lodash](https://github.com/lodash/lodash) from 4.17.15 to 4.17.19.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](https://github.com/lodash/lodash/compare/4.17.15...4.17.19)

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Bumps [npm-registry-fetch](https://github.com/npm/registry-fetch) from 4.0.2 to 4.0.5.
- [Release notes](https://github.com/npm/registry-fetch/releases)
- [Changelog](https://github.com/npm/npm-registry-fetch/blob/latest/CHANGELOG.md)
- [Commits](https://github.com/npm/registry-fetch/commits)

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Update Angular 7 to 8 to fix warnings and vulnerabilities

- Return IHost from CreateHostBuilder
- Register AutoFac with UseServiceProviderFactory() in CreateHostBuilder

- Fix test to work on Catalog.API controller, using in-memory database

Fix Image URLs on Read me file. It seems to be broken