KT-18786: J2K should move all properties to top of class

#KT-18786 fixed

j2k/testData/fileOrElement/issues/comments.kt

@@ -17,23 +17,9 @@ internal class C {
      */
     private val i: Int = 0
 
-    /**
-     * This is a function doc comment.
-     */
-    fun foo() {
-        /* This is a function comment */
-    }
-
-    //simple one line comment for function
-    fun f1() {}
-
     //simple one line comment for field
     var j: Int = 0
 
-    //double c style
-    //comment before function
-    fun f2() {}
-
     //double c style
     //comment before field
     var k: Int = 0
@@ -46,7 +32,24 @@ internal class C {
      * different
      */
     //comments
-    fun f3() {}
+    var l: Int = 0
+
+    /*two*/ /*comments*//*line*/
+    var z: Int = 0
+
+    /**
+     * This is a function doc comment.
+     */
+    fun foo() {
+        /* This is a function comment */
+    }
+
+    //simple one line comment for function
+    fun f1() {}
+
+    //double c style
+    //comment before function
+    fun f2() {}
 
     //combination
     /** of
@@ -56,8 +59,5 @@ internal class C {
      * different
      */
     //comments
-    var l: Int = 0
-
-    /*two*/ /*comments*//*line*/
-    var z: Int = 0
-}
+    fun f3() {}
+}

j2k/testData/fileOrElement/issues/kt-963.kt

@@ -1,10 +1,9 @@
-// ERROR: Variable cannot be initialized before declaration
 package demo
 
 internal class C(a: Int) {
+    var abc = 0
+
     init {
         abc = a * 2
     }
-
-    var abc = 0
 }