Bug 393078 - Problem with displaying Doxygen documentation in the Eclipse Help

Bump up manifest version for o.e.help.base

org.eclipse.help.base/META-INF/MANIFEST.MF

diff --git a/org.eclipse.help.base/META-INF/MANIFEST.MF b/org.eclipse.help.base/META-INF/MANIFEST.MF
index e19251a..260f6c9 100644
--- a/org.eclipse.help.base/META-INF/MANIFEST.MF
+++ b/org.eclipse.help.base/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@
 Bundle-ManifestVersion: 2
 Bundle-Name: %help_base_plugin_name
 Bundle-SymbolicName: org.eclipse.help.base; singleton:=true
-Bundle-Version: 3.5.3.qualifier
+Bundle-Version: 3.5.4.qualifier
 Bundle-Activator: org.eclipse.help.internal.base.HelpBasePlugin
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin