Remove top-level kokoro/ folder

kokoro/gcp_ubuntu/continuous.cfg

-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Location of the continuous bash script in Git.
-build_file: "SwiftShader/tests/kokoro/gcp_ubuntu/continuous.sh"

kokoro/gcp_ubuntu/continuous.sh

-#!/bin/bash
-
-# Fail on any error.
-set -e
-# Display commands being run.
-set -x
-
-cd git/SwiftShader
-
-git submodule update --init
-
-mkdir -p build && cd build
-
-cmake ..
-make --jobs=$(nproc)
-
-# Run the reactor unit tests.
-./ReactorUnitTests
-
-# Run the GLES unit tests. TODO(capn): rename.
-./unittests
-
-# Run the Vulkan unit tests.
-cd .. # Must be run from project root
-build/vk-unittests

kokoro/gcp_ubuntu/presubmit.cfg

-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Location of the continuous bash script in Git.
-build_file: "SwiftShader/tests/kokoro/gcp_ubuntu/continuous.sh"

kokoro/gcp_windows/continuous.bat

-@echo on
-
-SET PATH=%PATH%;C:\python27
-
-cd git\SwiftShader
-
-git submodule update --init
-
-"C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\MSBuild\15.0\Bin\MSBuild" SwiftShader.sln

kokoro/gcp_windows/continuous.cfg

-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Location of the continuous script in Git.
-build_file: "SwiftShader/tests/kokoro/gcp_windows/continuous.bat"
-

kokoro/gcp_windows/presubmit.cfg

-# Format: //devtools/kokoro/config/proto/build.proto
-
-# Location of the continuous script in Git.
-build_file: "SwiftShader/tests/kokoro/gcp_windows/continuous.bat"
-