Split shared: Create KonanVersion from string

konan/utils/src/org/jetbrains/kotlin/konan/KonanVersion.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
@@ -36,6 +36,8 @@ interface KonanVersion : Serializable {
     }
 }
 
+fun String.parseKonanVersion() = KonanVersion.fromString(this)
+
 data class KonanVersionImpl(
     override val meta: MetaVersion = MetaVersion.DEV,
     override val major: Int,