CLI, Ant: add kotlin-reflect.jar to classpath by default, support "-no-reflect"

Note that now "-no-stdlib" implies "-no-reflect".

 #KT-13237 Fixed

compiler/testData/integration/ant/jvm/noReflectForJavac/build.xml

@@ -0,0 +1,12 @@
+<project name="Ant Task Test" default="build">
+    <taskdef resource="org/jetbrains/kotlin/ant/antlib.xml" classpath="${kotlin.lib}/kotlin-ant.jar"/>
+
+    <target name="build">
+        <mkdir dir="${temp}/classes"/>
+        <javac srcdir="${test.data}" destdir="${temp}/classes" includeantruntime="false">
+            <withKotlin>
+                <compilerarg value="-no-reflect"/>
+            </withKotlin>
+        </javac>
+    </target>
+</project>