* Added first attempt at a CI action

* Fixed error in CI script

* Added more environments to CI script

* Removed configuration files for AppVeyor and Travis

* Replaced some skyr functions with range v3, and removed some redundant code

* Added range-v3 to CI builds

* Disabled MSVC 2017 because of range-v3 support

* Resolved some missing directories from install step that were removed

* Removed a lot of redundant code from percent_encoding

* Fixed missing header in json.hpp

* Cleaned up redundant code in unicode functions and iterators

* constexpr crazy

* Corrected includes

* Updated documentation

* Updated example in README.md

* Rewrote documentation

* Updated remaining samples

* Removed web platform tests, which are now set up in a separate repo

* Fixed broken documentation generator

* Improved example documentation, and updated install script for consistency

* Improved documentation of examples

* Clean up implementation of percent encoding functions and tests

* Added fmt dependency for tests

* Disable WPT tests by default, but enable them on CI

* Removed CircleCI configuration

* General updates to documentation

* I found a documentation structure that I like

* Updated more documentation

* Updated build scripts

* Discovered and fixed a bug in the constructors of the url class

* Added some examples, cleaned implementation

* Cleaned up implementation of search_parameters

* Updated documentation generation

* Updated project dependencies based on vcpkg

* Minor improvements in the implementation

* Updated CI configuration

* Updated README

* Added check to silence warning for tests

* Updated build configuration for Windows

* In an attempt to fix the failing test linkage on AppVeyor for MSVC, I migrated all tests to Catch2

* Update CI configurations to use Catch2 instead of GTest

* Removed skyr/expected.hpp header

* Updated configuration for dependencies for tests, using vcpkg