Revision 210136

- new version 10.0.1, switch to ESR (Extended Support Release)
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-01.html
    (miscellaneous memory safety hazards [CVE-2012-0442] [CVE-2012-0443]
     fixed in 10.0 )
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-03.html
    (<iframe> element exposed across domains via name attribute [CVE-2012-0445]
     fixed in 10.0)
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-04.html
    (child nodes from nsDOMAttribute still accessible after removal of nodes
     [CVE-2011-3659] fixed in 10.0)
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-05.html
    (frame scripts calling into untrusted objects bypass security checks
     [CVE-2012-0446] fixed in 10.0)
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-06.html
    (uninitialized memory appended when encoding icon images may cause
     information disclosure [CVE-2012-0447] fixed in 10.0
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-07.html
    (potential Memory Corruption When Decoding Ogg Vorbis files
     [CVE-2012-0444] fixed in 10.0)
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-08.html
    (crash with malformed embedded XSLT stylesheets [CVE-2012-0449]
     fixed in 10.0)
  o fixes http://www.mozilla.org/security/announce/2012/mfsa2012-10.html
    (use after free in nsXBLDocumentInfo::ReadPrototypeBindings [CVE-2012-0452])
- update enigmail to 1.3.5, needed for thunderbird 10.0
- updated mageia-default-prefs.js, reenabled locale matching to system locale
- change new default preference (extensions.autoDisableScopes) to not
  automatically disable systemwide installed addons, like language packs
- added BuildRequires on yasm, mesagl-devel, startup-notification-devel, dbus,
  libevent-devel and libvpx-devel
- added Requires on libcanberra for playing sounds 
- add Patch100 to use libcanberra for playing sounds (rediffed from upstream,
  mozilla-thunderbird-mga-use-libcanberra.patch)
- rediffed Patch201, disabling default application dialog on Thunderbird start
- use bundled libpng, system one is too old and updating it is a no-go for mga1
- do not build against system libxul, add requires_exception for libxul
- disable updater and bundled lightning, disable compilation of lightning
- enable gio, vpx and libevent and optimization
- use org.mageia as distribution id
- removed thunderbird.cfg
- add -fPIC to CFLAGS