Correctly detect multiplatform modules in run code

LanguageVersionSettings doesn't mean that the module is actually
multiplatform; it only means that it _could_ be one. Use
platform and information from facet instead.

Also fix detection of common stdlib version and add tests for common
run config.

idea/idea-analysis/src/org/jetbrains/kotlin/idea/framework/LibraryKinds.kt

@@ -14,36 +14,22 @@
  * limitations under the License.
  */
 
-/*
- * Copyright 2010-2017 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
 package org.jetbrains.kotlin.idea.framework
 
+import com.intellij.openapi.roots.OrderRootType
 import com.intellij.openapi.roots.impl.libraries.LibraryEx
 import com.intellij.openapi.roots.libraries.DummyLibraryProperties
 import com.intellij.openapi.roots.libraries.Library
 import com.intellij.openapi.roots.libraries.PersistentLibraryKind
-import com.intellij.openapi.vfs.JarFileSystem
-import com.intellij.openapi.vfs.VfsUtil
-import com.intellij.openapi.vfs.VirtualFile
-import com.intellij.openapi.vfs.VirtualFileVisitor
+import com.intellij.openapi.util.io.JarUtil
+import com.intellij.openapi.vfs.*
 import org.jetbrains.kotlin.js.resolve.JsPlatform
 import org.jetbrains.kotlin.resolve.TargetPlatform
 import org.jetbrains.kotlin.resolve.jvm.platform.JvmPlatform
 import org.jetbrains.kotlin.serialization.deserialization.MetadataPackageFragment
+import org.jetbrains.kotlin.utils.PathUtil
+import java.util.jar.Attributes
+import java.util.regex.Pattern
 
 object JSLibraryKind : PersistentLibraryKind<DummyLibraryProperties>("kotlin.js") {
     override fun createDefaultProperties() = DummyLibraryProperties.INSTANCE!!
@@ -99,3 +85,15 @@ private fun detectLibraryKindFromJarContents(jarRoot: VirtualFile): PersistentLi
     })
     return result
 }
+
+fun getLibraryJarVersion(library: Library, jarPattern: Pattern): String? {
+    for (file in library.getFiles(OrderRootType.CLASSES)) {
+        if (jarPattern.matcher(file.name).matches()) {
+            return JarUtil.getJarAttribute(VfsUtilCore.virtualToIoFile(file), Attributes.Name.IMPLEMENTATION_VERSION)
+        }
+    }
+    return null
+}
+
+fun getCommonRuntimeLibraryVersion(library: Library) =
+        getLibraryJarVersion(library, PathUtil.KOTLIN_STDLIB_COMMON_JAR_PATTERN)