Bug 446429 - Use Add-on instead of Addon in the model editor

Change-Id: I18380325892250a700c808fb1b318767c590db44
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties
index c0f6674..90402a7 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties
+++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties
@@ -67,7 +67,7 @@
 ApplicationEditor_BindingTables=BindingTables
 ApplicationEditor_Commands=Commands
 ApplicationEditor_Windows=Windows and Dialogs
-ApplicationEditor_Addons=Addons
+ApplicationEditor_Addons=Add-ons
 ApplicationEditor_MenuContributions=Menu Contributions
 ApplicationEditor_Snippets=Snippets
 ApplicationEditor_ToolBarContributions=Toolbar Contributions
@@ -326,8 +326,8 @@
 VBindingTableEditor_AddBindingTable=Binding Table
 
 AddonsEditor_ClassURI=Class URI
-AddonsEditor_TreeLabel=Addon
-AddonsEditor_TreeLabelDescription=Addon Bla Bla Bla
+AddonsEditor_TreeLabel=Add-on
+AddonsEditor_TreeLabelDescription=Add-on Bla Bla Bla
 AddonsEditor_Tags=Tags
 
 ContributionClassDialog_DialogMessage=Enter the name of the contributing class
@@ -454,9 +454,9 @@
 WindowEditor_Controls=Controls
 WindowEditor_SharedElements=Shared Elements
 
-VApplicationAddons_AddAddon=Addon
-VApplicationAddons_TreeLabel=Addons
-VApplicationAddons_TreeLabelDescription=Addons bla bla bla bla
+VApplicationAddons_AddAddon=Add-on
+VApplicationAddons_TreeLabel=Add-ons
+VApplicationAddons_TreeLabelDescription=Add-ons bla bla bla bla
 VApplicationAddons_Commands=Commands
 
 VApplicationCategoriesEditor_TreeLabel=Command Categories