Update dependencies for Photon M7

Change-Id: I0f3f69393491a6f3703f51ef89eb49125e349530
diff --git a/parent/pom.xml b/parent/pom.xml
index f4a16f5..4463610 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -14,12 +14,12 @@
 		<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/4.8-I-builds/I20180418-2000/</platform-site>

-		<orbit-site>http://download.eclipse.org/tools/orbit/downloads/drops/I20180417184143/repository/</orbit-site>

+		<platform-site>http://download.eclipse.org/eclipse/updates/4.8milestones/S-4.8M7-201805092000/</platform-site>

+		<orbit-site>http://download.eclipse.org/tools/orbit/downloads/drops/S20180504181223/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/S201803080939/</emf-site>

-		<emf-transactions-site>http://download.eclipse.org/modeling/emf/transaction/updates/milestones/S201801291557/</emf-transactions-site>

-		<emf-validation-site>http://download.eclipse.org/modeling/emf/validation/updates/milestones/S201801291608/</emf-validation-site>

+		<emf-site>http://download.eclipse.org/modeling/emf/emf/builds/milestone/S201805041039/</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/2.6.0/</swtbot-site>

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

 	</properties>

diff --git a/releng/org.eclipse.graphiti.releng/build.rmap b/releng/org.eclipse.graphiti.releng/build.rmap
index afb2e34..2849e07 100644
--- a/releng/org.eclipse.graphiti.releng/build.rmap
+++ b/releng/org.eclipse.graphiti.releng/build.rmap
@@ -55,7 +55,7 @@
     <rm:provider componentTypes="eclipse.feature,osgi.bundle" readerType="p2" source="false" mutable="false">

       <rm:property key="buckminster.source" value="false"/>

       <rm:property key="buckminster.mutable" value="false"/>

-      <rm:uri format="{0}/tools/orbit/downloads/drops/I20180417184143/repository/">

+      <rm:uri format="{0}/tools/orbit/downloads/drops/S20180504181223/repository/">

         <bc:propertyRef key="eclipse.downloads"/>

       </rm:uri>

     </rm:provider>

@@ -64,7 +64,7 @@
     <rm:provider componentTypes="eclipse.feature,osgi.bundle" readerType="p2" source="false" mutable="false">

       <rm:property key="buckminster.source" value="false"/>

       <rm:property key="buckminster.mutable" value="false"/>

-      <rm:uri format="{0}/eclipse/updates/4.8-I-builds/I20180418-2000/">

+      <rm:uri format="{0}/eclipse/updates/4.8milestones/S-4.8M7-201805092000/">

         <bc:propertyRef key="eclipse.downloads"/>

       </rm:uri>

     </rm:provider>

@@ -73,7 +73,7 @@
     <rm:provider componentTypes="eclipse.feature,osgi.bundle" readerType="p2" source="false" mutable="false">

       <rm:property key="buckminster.source" value="false"/>

       <rm:property key="buckminster.mutable" value="false"/>

-      <rm:uri format="{0}/modeling/emf/emf/builds/milestone/S201803080939/">

+      <rm:uri format="{0}/modeling/emf/emf/builds/milestone/S201805041039/">

         <bc:propertyRef key="eclipse.downloads"/>

       </rm:uri>

     </rm:provider>

@@ -82,14 +82,14 @@
     <rm:provider componentTypes="eclipse.feature,osgi.bundle" readerType="p2" source="false" mutable="false">

       <rm:property key="buckminster.source" value="false"/>

       <rm:property key="buckminster.mutable" value="false"/>

-      <rm:uri format="{0}/modeling/emf/transaction/updates/milestones/S201801291557/">

+      <rm:uri format="{0}/modeling/emf/transaction/updates/milestones/S201805140824/">

         <bc:propertyRef key="eclipse.downloads"/>

       </rm:uri>

     </rm:provider>

     <rm:provider componentTypes="eclipse.feature,osgi.bundle" readerType="p2" source="false" mutable="false">

       <rm:property key="buckminster.source" value="false"/>

       <rm:property key="buckminster.mutable" value="false"/>

-      <rm:uri format="{0}/modeling/emf/validation/updates/milestones/S201801291608/">

+      <rm:uri format="{0}/modeling/emf/validation/updates/milestones/S201805030717/">

         <bc:propertyRef key="eclipse.downloads"/>

       </rm:uri>

     </rm:provider>