Update build configuration for RAP Tools 3.14.0 RC1

- Use Eclipse Platform S-4.17RC1-202008261800

Change-Id: I3c3105cdd84d35b577bedb475be871944c87ef05
Signed-off-by: Markus Knauer <mknauer@eclipsesource.com>
diff --git a/features/org.eclipse.rap.tools.feature/.forceQualifierUpdate b/features/org.eclipse.rap.tools.feature/.forceQualifierUpdate
index a5a8010..a06c09f 100644
--- a/features/org.eclipse.rap.tools.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.tools.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2020-08-21T12:00:00+00:00
+2020-08-28T12:00:00+00:00
diff --git a/releng/org.eclipse.rap.tools.build/target.definition/org.eclipse.rap.tools.target.definition.target b/releng/org.eclipse.rap.tools.build/target.definition/org.eclipse.rap.tools.target.definition.target
index 40ffe34..afee61d 100644
--- a/releng/org.eclipse.rap.tools.build/target.definition/org.eclipse.rap.tools.target.definition.target
+++ b/releng/org.eclipse.rap.tools.build/target.definition/org.eclipse.rap.tools.target.definition.target
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <?pde version="3.8"?>
-<target name="RAP Tools target platform" sequenceNumber="68">
+<target name="RAP Tools target platform" sequenceNumber="69">
     <locations>
         <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="slicer" includeSource="true" type="InstallableUnit">
             <unit id="org.eclipse.jetty.bundles.f.feature.group" version="9.4.31.v20200723"/>
@@ -8,26 +8,26 @@
         </location>
         <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="slicer" includeSource="true" type="InstallableUnit">
             <unit id="org.eclipse.core.runtime.feature.feature.group" version="1.2.1000.v20200811-1344"/>
-            <unit id="org.eclipse.e4.rcp.feature.group" version="4.17.0.v20200820-0635"/>
-            <unit id="org.eclipse.e4.rcp.source.feature.group" version="4.17.0.v20200820-0635"/>
+            <unit id="org.eclipse.e4.rcp.feature.group" version="4.17.0.v20200826-1002"/>
+            <unit id="org.eclipse.e4.rcp.source.feature.group" version="4.17.0.v20200826-1002"/>
             <unit id="org.eclipse.ecf.core.feature.feature.group" version="1.5.700.v20200812-2314"/>
             <unit id="org.eclipse.ecf.core.ssl.feature.feature.group" version="1.1.500.v20200812-2314"/>
             <unit id="org.eclipse.ecf.filetransfer.feature.feature.group" version="3.14.1400.v20200812-2314"/>
             <unit id="org.eclipse.ecf.filetransfer.httpclient45.feature.feature.group" version="1.0.600.v20200816-1842"/>
             <unit id="org.eclipse.ecf.filetransfer.ssl.feature.feature.group" version="1.1.400.v20200812-2314"/>
-            <unit id="org.eclipse.emf.common.feature.group" version="2.20.0.v20200630-0516"/>
+            <unit id="org.eclipse.emf.common.feature.group" version="2.20.0.v20200822-0801"/>
             <unit id="org.eclipse.emf.ecore.feature.group" version="2.23.0.v20200630-0516"/>
-            <unit id="org.eclipse.help.feature.group" version="2.3.300.v20200820-0230"/>
-            <unit id="org.eclipse.help.source.feature.group" version="2.3.300.v20200820-0230"/>
-            <unit id="org.eclipse.jdt.feature.group" version="3.18.500.v20200820-0620"/>
-            <unit id="org.eclipse.jdt.source.feature.group" version="3.18.500.v20200820-0620"/>
-            <unit id="org.eclipse.pde.feature.group" version="3.14.500.v20200820-0230"/>
-            <unit id="org.eclipse.pde.source.feature.group" version="3.14.500.v20200820-0230"/>
-            <unit id="org.eclipse.platform.feature.group" version="4.17.0.v20200820-0635"/>
-            <unit id="org.eclipse.platform.source.feature.group" version="4.17.0.v20200820-0635"/>
-            <unit id="org.eclipse.rcp.feature.group" version="4.17.0.v20200820-0635"/>
-            <unit id="org.eclipse.rcp.source.feature.group" version="4.17.0.v20200820-0635"/>
-            <repository location="https://download.eclipse.org/eclipse/updates/4.17milestones/S-4.17M3-202008200230/"/>
+            <unit id="org.eclipse.help.feature.group" version="2.3.300.v20200826-1800"/>
+            <unit id="org.eclipse.help.source.feature.group" version="2.3.300.v20200826-1800"/>
+            <unit id="org.eclipse.jdt.feature.group" version="3.18.500.v20200826-1800"/>
+            <unit id="org.eclipse.jdt.source.feature.group" version="3.18.500.v20200826-1800"/>
+            <unit id="org.eclipse.pde.feature.group" version="3.14.500.v20200826-1800"/>
+            <unit id="org.eclipse.pde.source.feature.group" version="3.14.500.v20200826-1800"/>
+            <unit id="org.eclipse.platform.feature.group" version="4.17.0.v20200826-1800"/>
+            <unit id="org.eclipse.platform.source.feature.group" version="4.17.0.v20200826-1800"/>
+            <unit id="org.eclipse.rcp.feature.group" version="4.17.0.v20200826-1800"/>
+            <unit id="org.eclipse.rcp.source.feature.group" version="4.17.0.v20200826-1800"/>
+            <repository location="https://download.eclipse.org/eclipse/updates/4.17milestones/S-4.17RC1-202008261800/"/>
         </location>
         <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="slicer" includeSource="true" type="InstallableUnit">
             <unit id="org.eclipse.license.feature.group" version="2.0.2.v20181016-2210"/>