createPackage: with only one parameter at the beginning of .st

Recompile will fix `.js` files as well
(the existing parameter in `.js` does not make any harm,
but should be removed, eventually).

presentation/st/Presentation.st

@@ -1,4 +1,4 @@
-Smalltalk current createPackage: 'Presentation' properties: #{}!
+Smalltalk current createPackage: 'Presentation'!
 Widget subclass: #Presentation
 	instanceVariableNames: 'currentSlide slides'
 	package: 'Presentation'!

processing/st/Processing-Examples.st

@@ -1,4 +1,4 @@
-Smalltalk current createPackage: 'Processing-Examples' properties: #{}!
+Smalltalk current createPackage: 'Processing-Examples'!
 Object subclass: #ProcessingClock
 	instanceVariableNames: 'processing centerX centerY maxArmLength'
 	package: 'Processing-Examples'!

trysmalltalk/st/TrySmalltalk.st

@@ -1,4 +1,4 @@
-Smalltalk current createPackage: 'TrySmalltalk' properties: #{}!
+Smalltalk current createPackage: 'TrySmalltalk'!
 Object subclass: #AbstractTutorial
 	instanceVariableNames: ''
 	package: 'TrySmalltalk'!

twitterwall/st/TwitterWall.st

@@ -1,4 +1,4 @@
-Smalltalk current createPackage: 'TwitterWall' properties: #{}!
+Smalltalk current createPackage: 'TwitterWall'!
 Widget subclass: #Tweet
 	instanceVariableNames: 'json'
 	category: 'TwitterWall'!