--- a/ProjectDefinition.st	Mon Jul 02 14:29:21 2018 +0200
+++ b/ProjectDefinition.st	Mon Jul 02 19:02:41 2018 +0200
@@ -1430,11 +1430,11 @@
     "Created: / 18-08-2006 / 16:21:01 / cg"
 !
 
-checkForBadReferences:prerequsiteList
+checkForBadReferences:prerequisiteList
     "check, that there are no 'illegal' references to prerequisites.
      If there is a bad prrequisite, ask the user whether to abort."
 
-    prerequsiteList keysDo:[:eachPackageSymbol|
+    prerequisiteList keysDo:[:eachPackageSymbol|
         |defClass|
 
         defClass := self definitionClassForPackage:eachPackageSymbol.
@@ -1444,6 +1444,8 @@
             ].
         ].
     ]
+
+    "Modified (format): / 02-07-2018 / 18:56:29 / cg"
 !
 
 classNamesAndAttributes_codeFor:aSpecArray
@@ -8344,14 +8346,6 @@
     "Modified: / 20-09-2006 / 15:00:00 / cg"
 !
 
-isPluginDefinition
-    "is it some definition of a plugin (e.g. for expecco)?"
-
-    ^ false
-
-    "Created: / 22-06-2018 / 11:54:04 / Stefan Vogel"
-!
-
 isProjectDefinition
     "concrete i.e. not abstract"