Add a template for building snippets from web tutorials

templates/web-template/build.gradle.kts

templates/web-template/gradle.properties

templates/web-template/gradle/wrapper/gradle-wrapper.jar

...tes/web-template/gradle/wrapper/gradle-wrapper.properties

templates/web-template/gradlew

templates/web-template/gradlew.bat

templates/web-template/settings.gradle.kts

templates/web-template/src/main/kotlin/Main.kt

templates/web-template/src/main/resources/index.html

tutorials/Web/Building_UI/README.md

tutorials/Web/Events_Handling/README.md

tutorials/Web/Getting_Started/README.md

tutorials/Web/Style_Dsl/README.md