Add Kokoro presubmit scripts

kokoro/windows/msvc-14.14-x64/cmake/presubmit.cfg

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+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Location of the continuous bash script in Git.
+build_file: "cppdap/kokoro/windows/presubmit.bat"
+
+env_vars {
+  key: "BUILD_SYSTEM"
+  value: "cmake"
+}
+
+env_vars {
+  key: "BUILD_GENERATOR"
+  value: "Visual Studio 15 2017 Win64"
+}
+
+env_vars {
+  key: "BUILD_TARGET_ARCH"
+  value: "x64"
+}

kokoro/windows/msvc-14.14-x86/cmake/presubmit.cfg

@@ -0,0 +1,19 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Location of the continuous bash script in Git.
+build_file: "cppdap/kokoro/windows/presubmit.bat"
+
+env_vars {
+  key: "BUILD_SYSTEM"
+  value: "cmake"
+}
+
+env_vars {
+  key: "BUILD_GENERATOR"
+  value: "Visual Studio 15 2017"
+}
+
+env_vars {
+  key: "BUILD_TARGET_ARCH"
+  value: "x86"
+}

kokoro/windows/presubmit.bat

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+@echo on
+
+SETLOCAL ENABLEDELAYEDEXPANSION
+
+SET BUILD_ROOT=%cd%
+SET PATH=C:\python36;C:\Program Files\cmake\bin;%PATH%
+SET SRC=%cd%\github\cppdap
+
+cd %SRC%
+if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+
+git submodule update --init
+if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+
+SET MSBUILD="C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\MSBuild\15.0\Bin\MSBuild"
+SET CONFIG=Release
+
+mkdir %SRC%\build
+cd %SRC%\build
+if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+
+IF /I "%BUILD_SYSTEM%"=="cmake" (
+    cmake .. -G "%BUILD_GENERATOR%" "-DCPPDAP_BUILD_TESTS=1" "-DCPPDAP_BUILD_EXAMPLES=1" "-DCPPDAP_WARNINGS_AS_ERRORS=1"
+    if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+    %MSBUILD% /p:Configuration=%CONFIG% cppdap.sln
+    if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+    Release\cppdap-unittests.exe
+    if !ERRORLEVEL! neq 0 exit !ERRORLEVEL!
+) ELSE (
+    echo "Unknown build system: %BUILD_SYSTEM%"
+    exit /b 1
+)