Added CompileEnvironment.dispose() in KotlinCompiler to restore original Application after compilation.

compiler/cli/src/org/jetbrains/jet/cli/KotlinCompiler.java

@@ -97,6 +97,7 @@ public class KotlinCompiler {
         }
 
         CompileEnvironment environment = new CompileEnvironment(arguments.transformNamesToJava ? ANY_EXTENSION_TO_JAVA : FileNameTransformer.IDENTITY);
+        try {
             environment.setIgnoreErrors(arguments.ignoreErrors);
             environment.setErrorStream(errStream);
 
@@ -115,5 +116,8 @@ public class KotlinCompiler {
             }
 
             return 0;
+        } finally {
+            environment.dispose();
+        }
     }
 }