[tracker/thunderbird] thunderbird: Also detect beta versions in version check

[Martyn James Russell <mr src gnome org>]

commit 134c9d19db3179922b06d2c3f2ad29705b2ef1da
Author: Adrien Bustany <adrien bustany nokia com>
Date:   Thu Jul 28 14:20:05 2011 +0300

    thunderbird: Also detect beta versions in version check

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d04dcb5..0ce38b6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -399,7 +399,7 @@ have_tracker_miner_thunderbird="no "
 
 AC_PATH_PROG(THUNDERBIRD, thunderbird, thunderbird)
 if test -n $THUNDERBIRD; then
-   thunderbird_version=`$THUNDERBIRD --version | cut -d" " -f3`
+   thunderbird_version=`$THUNDERBIRD --version | cut -d" " -f3 | head -c3`
 
    # This is a crappy way to do it, we should improve this.
    if test "$thunderbird_version" = "$TRACKER_MINER_THUNDERBIRD_REQUIRED" ; then