MozillaThunderbird: update to Thunderbird 14.0 (important)

Mozilla Thunderbird was updated to version 14.0 (bnc#771583)

• MFSA 2012-42/CVE-2012-1949/CVE-2012-1948 Miscellaneous
  memory safety hazards
• MFSA
  2012-44/CVE-2012-1951/CVE-2012-1954/CVE-2012-1953/CVE-2012-1
  952 Gecko memory corruption
• MFSA 2012-45/CVE-2012-1955 (bmo#757376) Spoofing issue
  with location
• MFSA 2012-47/CVE-2012-1957 (bmo#750096) Improper
  filtering of javascript in HTML feed-view
• MFSA 2012-48/CVE-2012-1958 (bmo#750820) use-after-free
  in nsGlobalWindow::PageHidden
• MFSA 2012-49/CVE-2012-1959 (bmo#754044, bmo#737559)
  Same-compartment Security Wrappers can be bypassed
• MFSA 2012-50/CVE-2012-1960 (bmo#761014) Out of bounds
  read in QCMS
• MFSA 2012-51/CVE-2012-1961 (bmo#761655) X-Frame-Options
  header ignored when duplicated
• MFSA 2012-52/CVE-2012-1962 (bmo#764296)
  JSDependentString::undepend string conversion results
  in memory corruption
• MFSA 2012-53/CVE-2012-1963 (bmo#767778) Content
  Security Policy 1.0 implementation errors cause data
  leakage
• MFSA 2012-56/CVE-2012-1967 (bmo#758344) Code execution
  through javascript: URLs
• relicensed to MPL-2.0

• update Enigmail to 1.4.3

• no crashreport on %arm, fixing build