Xcode 10.1 (#2286)

* Update to XCode 10.1.

* Bump ABI version.

shared/src/main/kotlin/org/jetbrains/kotlin/konan/KonanAbiVersion.kt

@@ -6,7 +6,7 @@ fun String.parseKonanAbiVersion(): KonanAbiVersion {
 
 data class KonanAbiVersion(val version: Int) {
     companion object {
-        val CURRENT = KonanAbiVersion(3)
+        val CURRENT = KonanAbiVersion(4)
     }
     override fun toString() = "$version"
 }

shared/src/main/kotlin/org/jetbrains/kotlin/konan/target/KonanProperties.kt

@@ -69,7 +69,7 @@ fun Properties.keepOnlyDefaultProfiles() {
     // Force build to use only 'default' profile:
     this.setProperty(DEPENDENCY_PROFILES_KEY, "default")
     // Force build to use fixed Xcode version:
-    this.setProperty("useFixedXcodeVersion", "10.0")
+    this.setProperty("useFixedXcodeVersion", "10.1")
     // TODO: it actually affects only resolution made in :dependencies,
     // that's why we assume that 'default' profile comes first (and check this above).
 }