* fix IsWindowsPowershell visibility
* add missing closing braces
* use proper flag
* non-interactive deploy of cuda
* set default host triplet
* add a CI test for legacy Windows PowerShell
* add powershell as shell name explicitly, otherwise github actions are already defaulting to pwsh
* [build.ps1] do not export vcpkg_root anymore
* [README.md] add a build step related to Set-ExecutionPolicy on Windows
* use scope currentuser to avoid admin powershell
* simplify even more set-executionpolicy command order
* remove unnecessary decoration to shell commands to improve user experience with copy button
* write instructions to build using only cmake
* Update README.md
* add target install
* improve setup scripts for future tests
* improve setup.sh script for more tool installations and add command line flags handling
* add CI tests for setup scripts
* use nuget artifact cache to improve CI build times
* disable interactivity for build script when called from setup script, add kitware gpg key in CI
* enable cudnn in setup.sh
* add a workaround for missing nvidia drivers in CI
* setup CUDA env variables
* remove some very slow builds from travis and move them to github actions
* chmod sh scripts
* use deploy-cuda scripts also in PR pipelines
* install asm tools
* restore links missing for CI when using deploy-cuda.sh
* enable cudnn on ubuntu ci pipelines
* pass CUDA env variables
* add missing cuda install for opencv2 and opencv3 ci pipelines
* remove unnecessary steps
Co-authored-by: Alexey <AlexeyAB@users.noreply.github.com>