[tasque] [build] Warn instead of fail if appindicator is not available.

[Antonius Riha <antoniusri src gnome org>]

commit e7600ab8021343c1ade5b43a0fed973ca30d97cd
Author: Antonius Riha <antoniusriha gmail com>
Date:   Wed Aug 29 23:48:05 2012 +0200

    [build] Warn instead of fail if appindicator is not available.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 3f3e47f..39b6077 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,7 +65,7 @@ AC_ARG_ENABLE(appindicator,
 if test "x$appindicator" != "xno" ; then
 	PKG_CHECK_MODULES([APPINDICATOR_SHARP], [appindicator-sharp-0.1], appindicator="yes", appindicator="no")
 	if test "$appindicator" == "no" ; then
-		AC_MSG_ERROR([Please install appindicator-sharp, if you want systray support on Ubuntu/Unity. \
+		AC_MSG_WARN([Please install appindicator-sharp, if you want systray support on Ubuntu/Unity. \
 If appindicator-sharp is not available on your system, you probably won't need it. To disable \
 appindicator pass --enable-appindicator=no to configure."])
 	fi