Bug 568204 - Bump version to 3.16

By introducing a new call to `Platform.getLog` which depends on
org.eclipse.core.runtime 3.16, bump the version in the MANIFEST.MF so
that the dependency versions are correct.

Change-Id: I99d8d04e0b687c5c9da4caaec901d885e770382a
diff --git a/platform/org.eclipse.platform/META-INF/MANIFEST.MF b/platform/org.eclipse.platform/META-INF/MANIFEST.MF
index e1262b3..3ab8d7b 100644
--- a/platform/org.eclipse.platform/META-INF/MANIFEST.MF
+++ b/platform/org.eclipse.platform/META-INF/MANIFEST.MF
@@ -10,7 +10,7 @@
  org.eclipse.ui.cheatsheets;bundle-version="[3.2.0,4.0.0)";resolution:=optional,
  org.eclipse.ui.forms;bundle-version="[3.2.0,4.0.0)";resolution:=optional,
  org.eclipse.ui;bundle-version="[3.2.0,4.0.0)";resolution:=optional,
- org.eclipse.core.runtime;bundle-version="[3.2.0,4.0.0)"
+ org.eclipse.core.runtime;bundle-version="[3.16.0,4.0.0)"
 Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Export-Package: org.eclipse.platform.internal;x-internal:=true
 Eclipse-BundleShape: dir