Move skipMetadataVersionCheck flag to LanguageVersionSettings

This makes it possible to avoid the CompilerConfiguration instance in
injectors, because CompilerDeserializationConfiguration was the only
left component that required it.

LanguageVersionSettings is not a good name for this entity anymore, it
should be renamed in the future

compiler/cli/src/org/jetbrains/kotlin/cli/common/CLICompiler.java

@@ -233,8 +233,6 @@ public abstract class CLICompiler<A extends CommonCompilerArguments> {
             configuration.put(CLIConfigurationKeys.COMPILER_JAR_LOCATOR, locator);
         }
 
-        configuration.put(CommonConfigurationKeys.SKIP_METADATA_VERSION_CHECK, arguments.skipMetadataVersionCheck);
-
         setupLanguageVersionSettings(configuration, arguments);
     }
 
@@ -281,6 +279,7 @@ public abstract class CLICompiler<A extends CommonCompilerArguments> {
                 new LanguageVersionSettingsImpl(
                         languageVersion,
                         ApiVersion.createByLanguageVersion(apiVersion),
+                        arguments.skipMetadataVersionCheck,
                         extraLanguageFeatures,
                         arguments.apiVersion != null
                 )

compiler/cli/src/org/jetbrains/kotlin/cli/jvm/JvmRuntimeVersionsConsistencyChecker.kt

@@ -130,6 +130,7 @@ object JvmRuntimeVersionsConsistencyChecker {
                 val newSettings = LanguageVersionSettingsImpl(
                         languageVersionSettings.languageVersion,
                         inferredApiVersion,
+                        languageVersionSettings.skipMetadataVersionCheck,
                         languageVersionSettings.additionalFeatures,
                         isApiVersionExplicit = false
                 )