added swing's html package

lib/oscar.client.run.properties

@@ -6,6 +6,7 @@ org.osgi.framework.system.packages= org.osgi.framework; \
  javax.swing.event; \
  javax.swing.table; \
  javax.swing.text; \
+ javax.swing.text.html; \
  javax.accessibility; \
  javax.swing.plaf; \
  javax.swing.plaf.metal; \
@@ -15,6 +16,7 @@ org.osgi.framework.system.packages= org.osgi.framework; \
  javax.swing.undo; \
  javax.swing.event; \
  javax.swing.border; \
+ javax.swing.filechooser; \
  org.w3c.dom; \
  org.xml.sax; \
  javax.xml.parsers;\

src/net/java/sip/communicator/impl/gui/swing.ui.manifest.mf

@@ -14,11 +14,13 @@ Import-Package: org.osgi.framework,
  javax.swing.event,
  javax.swing.table,
  javax.swing.text,
+ javax.swing.text.html,
  javax.accessibility,
  javax.swing.plaf,
  javax.swing.plaf.metal,
  javax.swing.plaf.basic,
  javax.imageio,
+ javax.swing.filechooser,
  javax.swing.tree,
  javax.swing.undo,
  javax.swing.event,