Update gecko-mediaplayer to 1.0.6.

1.0.6
Updated Portuguese translation
Updated Japanese translation
1.0.6b1
    Fix a problem in the style parser, was looking at a null pointer
    Added WMP plugin properties enabled and enableContextMenu
    Suppress list display
    Add rtp to the list of streaming uris
    Set PACKAGE_LOCALE_DIR based on --localedir from configure
    Change HAVE_NEW_XULRUNNER to NPAPI_USE_UPPERCASE_UTF8
    Drop --enable_new_libxul configure flag as it is autodetected now
    Fix spelling mistake, but then comment out as not needed for normal usage Issue #163

(obache)