Thunderbird is Mozilla's next generation e-mail client.
Thunderbird makes emailing safer, faster and easier than
ever before and can also scale to meet the most sophisticated
organizational needs.
The package contains Lightning - an integrated calendar for Thunderbird.

1. build dependencies:
   1. imake
   2. libvpx-devel
   3. browser-plugins-npapi-devel
   4. libGL-devel
   5. bzlib-devel
   6. chrpath
   7. libwireless-devel
   8. doxygen
   9. libIDL-devel
   10. libgio-devel
   11. fontconfig-devel
   12. libstartup-notification-devel
   13. libnotify-devel
   14. makedepend
   15. gcc-c++
   16. libX11-devel
   17. libXScrnSaver-devel
   18. rpm-build-mozilla.org
   19. libXcomposite-devel
   20. libgtk+2-devel
   21. libXdamage-devel
   22. libcairo-devel
   23. libXext-devel
   24. mozilla-common-devel
   25. mozldap-devel
   26. libXft-devel
   27. unzip
   28. libhunspell-devel
   29. libopus-devel
   30. gst-plugins1.0-devel
   31. libalsa-devel
   32. libcurl-devel
   33. libXt-devel
   34. gstreamer1.0-devel
   35. alternatives
   36. autoconf_2.13
   37. autoconf_2.13
   38. libjpeg-devel
   39. libevent-devel
   40. xorg-cf-files
   41. python-module-distribute
   42. libpulseaudio-devel
   43. libffi-devel
   44. yasm
   45. python-modules-compiler
   46. libpixman-devel
   47. zip
   48. python-modules-json
   49. python-modules-logging
   50. zlib-devel
   51. python-modules-sqlite3
   52. libfreetype-devel