[planner] Fix build issue on systems where /usr/bin/install has a single

[Alexandre Franke <afranke src gnome org>]

commit 05e9cf23b9bd0286a0f6270a266b073ace612d98
Author: Alexandre Franke <alexandre franke gmail com>
Date:   Sun Nov 8 20:56:20 2009 +0100

    Fix build issue on systems where /usr/bin/install has a single
    invocation by removing duplicates

 data/ui/Makefile.am |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/data/ui/Makefile.am b/data/ui/Makefile.am
index 1de86e8..ccfc29d 100644
--- a/data/ui/Makefile.am
+++ b/data/ui/Makefile.am
@@ -3,12 +3,10 @@ uidir = $(datadir)/planner/ui
 ui_DATA = \
 	gantt-view.ui		\
 	task-view.ui		\
-	gantt-view.ui		\
 	html-plugin.ui		\
 	main-window.ui		\
 	resource-view.ui	\
 	sql-plugin.ui		\
-	task-view.ui		\
 	xml-planner-plugin.ui	\
 	time-table-view.ui	\
 	eds-plugin.ui		\