build: replacing all `kotlin-runtime.jar` with `kotlin-stdlib.jar`

because `kotlin-runtime.jar` is deprecated and will be removed in Kotlin 1.3

build/scripts/utils.gant

@@ -92,11 +92,11 @@ binding.setVariable("loadProject", {
 
   setupKotlin()
   def bundledKotlinPath = "$home/build/dependencies/build/kotlin/Kotlin/kotlinc"
-  if (!new File(bundledKotlinPath, "lib/kotlin-runtime.jar").exists()) {
+  if (!new File(bundledKotlinPath, "lib/kotlin-stdlib.jar").exists()) {
     bundledKotlinPath = "$home/community/build/dependencies/build/kotlin/Kotlin/kotlinc"
   }
-  if (!new File(bundledKotlinPath, "lib/kotlin-runtime.jar").exists()) {
-    projectBuilder.error("Could not find Kotlin runtime at $bundledKotlinPath/lib/kotlin-runtime.jar: run `./gradlew setupKotlinPlugin` in dependencies module to download Kotlin JARs")
+  if (!new File(bundledKotlinPath, "lib/kotlin-stdlib.jar").exists()) {
+    projectBuilder.error("Could not find Kotlin runtime at $bundledKotlinPath/lib/kotlin-stdlib.jar: run `./gradlew setupKotlinPlugin` in dependencies module to download Kotlin JARs")
     return
   }
   setPathVariable("KOTLIN_BUNDLED", bundledKotlinPath)
@@ -150,7 +150,7 @@ private boolean ensureKotlinCompilerAddedToClassPath() {
     ["jps/kotlin-jps-plugin.jar", "kotlin-plugin.jar", "kotlin-reflect.jar"].each {
       BuildUtils.addToJpsClassPath("$kotlinPluginLibPath/$it", ant)
     }
-    ["kotlin-runtime.jar"].each {
+    ["kotlin-stdlib.jar"].each {
       BuildUtils.addToJpsClassPath("$kotlincLibPath/$it", ant)
     }
   }

platform/build-scripts/groovy/org/jetbrains/intellij/build/impl/CompilationContextImpl.groovy

@@ -159,7 +159,7 @@ class CompilationContextImpl implements CompilationContext {
       ["jps/kotlin-jps-plugin.jar", "kotlin-plugin.jar", "kotlin-reflect.jar"].each {
         BuildUtils.addToJpsClassPath("$kotlinPluginLibPath/$it", ant)
       }
-      ["kotlin-runtime.jar"].each {
+      ["kotlin-stdlib.jar"].each {
         BuildUtils.addToJpsClassPath("$kotlincLibPath/$it", ant)
       }
     }