JS: rewrite stdlib to compile with new flat structure

jslib_files.xml

@@ -2,18 +2,24 @@
     <fileset id="kotlin.builtin.files" dir="${basedir}/core/builtins">
         <include name="native/kotlin/Iterator.kt"/>
         <include name="native/kotlin/Collections.kt"/>
+        <include name="native/kotlin/CharSequence.kt"/>
         <include name="src/kotlin/annotation/Annotations.kt"/>
         <include name="src/kotlin/Function.kt"/>
         <include name="src/kotlin/Iterators.kt"/>
         <include name="src/kotlin/Range.kt"/>
+        <include name="src/kotlin/Progressions.kt"/>
+        <include name="src/kotlin/ProgressionIterators.kt"/>
+        <include name="src/kotlin/Ranges.kt"/>
         <include name="src/kotlin/FloatingPointConstants.kt"/>
         <include name="src/kotlin/IntegerConstants.kt"/>
         <include name="src/kotlin/internal/InternalAnnotations.kt"/>
+        <include name="src/kotlin/internal/progressionUtil.kt"/>
     </fileset>
 
     <union id="js.lib.files">
         <fileset dir="${basedir}/js/js.libraries/src">
             <include name="**/*.kt" />
+            <exclude name="builtins/**/*.kt"/>
         </fileset>
 
         <fileset dir="${basedir}/core/builtins/src">
@@ -30,4 +36,13 @@
             <include name="**/*.kt" />
         </fileset>
     </union>
+
+    <union id="kotlin.builtin.native.files">
+        <fileset dir="${basedir}/core/builtins">
+            <include name="native/kotlin/Comparable.kt"/>
+        </fileset>
+        <fileset dir="${basedir}/js/js.libraries/src/builtins">
+            <include name="**/*.kt" />
+        </fileset>
+    </union>
 </project>