--- a/Collection.st	Sun Jul 01 10:32:42 2018 +0200
+++ b/Collection.st	Sun Jul 01 10:33:19 2018 +0200
@@ -1,5 +1,3 @@
-"{ Encoding: utf8 }"
-
 "
  COPYRIGHT (c) 1989 by Claus Gittinger
               All Rights Reserved
@@ -370,22 +368,6 @@
     ^ self includesIdentical:anObject.
 ! !
 
-!Collection methodsFor:'Compatibility-Dolphin'!
-
-includesAllOf:aCollection
-    "same as #includesAll for Squeak/Dolphin compatibility."
-
-    ^ self includesAll:aCollection
-
-    "
-     #(1 2 3 4 5 6 7) includesAllOf:#(1 2 3)
-     #('hello' 'there' 'world') includesAllOf:#('hello' 'world')
-     #(1 2 3 4 5 6 7) includesAllOf:#(7 8 9)
-     #(1 2 3 4 5 6 7) includesAllOf:#(8 9 10)
-    "
-
-    "Created: / 01-07-2018 / 10:31:57 / Claus Gittinger"
-! !
 
 !Collection methodsFor:'Compatibility-Squeak'!
 
@@ -4630,7 +4612,7 @@
     aStream nextPut:$)
 
     "
-     #(1 2 3 'hello' $a $ü) printOn:Transcript
+     #(1 2 3 'hello' $a $ü) printOn:Transcript
      (Array new:100000) printOn:Transcript
      (Array new:100000) printOn:Stdout
      (Array new:100000) printString size
@@ -5989,7 +5971,7 @@
 includesAll:aCollection
     "return true if the receiver includes all elements of
      the argument, aCollection; false if any is missing.
-     Notice: this method has O² runtime behavior and may be
+     Notice: this method has O² runtime behavior and may be
              slow for big receivers/args.
              Think about using a Set, or Dictionary."
 
@@ -6009,7 +5991,7 @@
      Return false if it includes none.
      Uses #= (value compare)
      Notice:
-        this method has O² runtime behavior for some subclasses and may be slow for big receivers/args.
+        this method has O² runtime behavior for some subclasses and may be slow for big receivers/args.
         Think about using a Set or Dictionary.
         Some speedup is also possible, by arranging highly
         probable elements towards the beginning of aCollection, to avoid useless searches.
@@ -6086,7 +6068,7 @@
      Return false if it includes none.
      Use identity compare for comparing.
      Notice:
-        this method has O² runtime behavior for some subclasses and may be slow for big receivers/args.
+        this method has O² runtime behavior for some subclasses and may be slow for big receivers/args.
         Think about using a Set or Dictionary.
         Some speedup is also possible, by arranging highly
         probable elements towards the beginning of aCollection, to avoid useless searches."