Added examples.

examples/build.gradle.kts

@@ -0,0 +1,37 @@
+plugins {
+    id("org.jetbrains.kotlin.jvm") version "1.3.72"
+    id("com.github.ben-manes.versions") version "0.28.0"
+    application
+}
+
+// ./gradlew run
+// ./gradlew runJava
+
+repositories {
+    mavenLocal()
+    jcenter()
+}
+
+dependencies {
+    implementation(platform("org.jetbrains.kotlin:kotlin-bom"))
+    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
+
+    implementation("net.thauvin.erik:readingtime:0.9.0")
+}
+
+application {
+    mainClassName = "com.example.ReadingTimeExampleKt"
+}
+
+tasks {
+    getByName<JavaExec>("run") {
+       args = listOf("${project.projectDir}/example.html")
+    }
+
+    register<JavaExec>("runJava") {
+        group = "application"
+        main = "com.example.ReadingTimeSample"
+        classpath = sourceSets["main"].runtimeClasspath
+        args = listOf("${project.projectDir}/example.html")
+    }
+}