Update the update site URL and corresponding feature.properties.

Change-Id: I55b42bca435c538a8c5534c68813568a2188b55b
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit.packaging/org.eclipse.jgit.feature/feature.properties

@@ -11,9 +11,9 @@
 featureName=Eclipse JGit Feature (Incubation)
 providerName=Eclipse.org
 
-updateSiteName=Eclipse Update Site (experimental)
+updateSiteName=Eclipse JGit Update Site (Incubation)
 
-# description property - text of the "Feature Descrption"
+# description property - text of the "Feature Description"
 description=\
 A pure Java implementation of the Git version control system.\n
 ################ end of description property ##################################

org.eclipse.jgit.packaging/org.eclipse.jgit.feature/feature.xml

@@ -18,8 +18,8 @@
    </license>
 
    <url>
-      <update label="%updateSiteName" url="http://www.jgit.org/updates"/>
-      <discovery label="%updateSiteName" url="http://www.jgit.org/updates"/>
+      <update label="%updateSiteName" url="http://download.eclipse.org/egit/updates"/>
+      <discovery label="%updateSiteName" url="http://download.eclipse.org/egit/updates"/>
    </url>
 
    <requires>