License: Use kotlinx.html to render

Signed-off-by: Fung Gwo <fython@163.com>

Author: fython

mobile/build.gradle

@@ -55,6 +55,7 @@ dependencies {
 
     // Kotlin & Kotlinyan
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'org.jetbrains.kotlinx:kotlinx-html-jvm:0.6.12'
     implementation "org.jetbrains.anko:anko-commons:$ankoVersion"
     implementation "org.jetbrains.anko:anko-coroutines:$ankoVersion"
     implementation "moe.feng.kotlinyan:kotlinyan-common:$kotlinyanVersion"