Removing unneeded "public override val" from constructors across the project

#KT-4295 Fixed

generators/src/org/jetbrains/jet/generators/builtins/progressions.kt

@@ -66,9 +66,9 @@ class GenerateProgressions(out: PrintWriter) : BuiltInsSourceGenerator(out) {
 
             out.println(
 """public class $progression(
-        public override val start: $t,
-        public override val end: $t,
-        public override val increment: $incrementType
+        override val start: $t,
+        override val end: $t,
+        override val increment: $incrementType
 ) : Progression<$t> {
     {
         $constructor

generators/src/org/jetbrains/jet/generators/builtins/ranges.kt

@@ -63,7 +63,7 @@ class GenerateRanges(out: PrintWriter) : BuiltInsSourceGenerator(out) {
             }
 
             out.println(
-"""public class $range(public override val start: $t, public override val end: $t) : Range<$t>, Progression<$t> {
+"""public class $range(override val start: $t, override val end: $t) : Range<$t>, Progression<$t> {
     override val increment: $incrementType
         get() = $increment