Update dependencies to 2018-09

Change-Id: I001255bf67d9f074b002d3270694160a578e233e
diff --git a/parent/pom.xml b/parent/pom.xml
index dcbf955..d9d9ff3 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -14,13 +14,13 @@
 		<tycho-extras-version>${tycho-version}</tycho-extras-version>

 		<jboss-tycho-plugins-version>0.22.0</jboss-tycho-plugins-version>

 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

-		<platform-site>http://download.eclipse.org/eclipse/updates/4.9milestones/S-4.9M2-201808012000/</platform-site>

-		<orbit-site>http://download.eclipse.org/tools/orbit/downloads/drops/R20180330011457/repository/</orbit-site>

-		<gef-site>http://download.eclipse.org/tools/gef/updates/legacy/releases/4.0.0_gef-master_1952/</gef-site>

-		<emf-site>http://download.eclipse.org/modeling/emf/emf/builds/milestone/S201808030618/</emf-site>

-		<emf-transactions-site>http://download.eclipse.org/modeling/emf/transaction/updates/milestones/S201805140824/</emf-transactions-site>

-		<emf-validation-site>http://download.eclipse.org/modeling/emf/validation/updates/milestones/S201805030717/</emf-validation-site>

-		<swtbot-site>http://download.eclipse.org/technology/swtbot/releases/2.7.0/</swtbot-site>

+		<platform-site>http://download.eclipse.org/releases/2018-09/201809191000/</platform-site>

+		<orbit-site>http://download.eclipse.org/tools/orbit/downloads/drops/R20180905201904/repository/</orbit-site>

+		<gef-site>http://download.eclipse.org/releases/2018-09/201809191000/</gef-site>

+		<emf-site>http://download.eclipse.org/releases/2018-09/201809191000/</emf-site>

+		<emf-transactions-site>http://download.eclipse.org/releases/2018-09/201809191000/</emf-transactions-site>

+		<emf-validation-site>http://download.eclipse.org/releases/2018-09/201809191000/</emf-validation-site>

+		<swtbot-site>http://download.eclipse.org/releases/2018-09/201809191000/</swtbot-site>

 		<license-site>http://download.eclipse.org/cbi/updates/license/</license-site>

 	</properties>