webui: remove unused images

Reviewed-By: Endi Sukma Dewata <edewata@redhat.com>

install/ui/images/Makefile.am

@@ -2,38 +2,16 @@ NULL =
 
 appdir = $(IPA_DATA_DIR)/ui/images
 app_DATA =                              \
-	centered-background.png		\
 	facet-tab-off.png		\
 	facet-tab-on.png		\
 	firefox-icon.png		\
 	header-logo.png			\
-	hover-tab.png 			\
 	ie-icon.png 			\
-	ipa-banner.png			\
-	ipa-logo.png			\
 	login-screen-background.jpg	\
 	login-screen-logo.png	\
-	mainnav-tab-off.png  		\
-	mainnav-tab-on.png  		\
-	modal-background.png  		\
-	nav-arrow.png			\
-	outer-background.png		\
-	panel-background.png		\
 	product-name.png		\
-	search-background.png		\
 	spinner-header-1.gif		\
 	spinner-small.gif		\
-	static-background.png		\
-	subnav-background.png		\
-	ui-bg_flat_65_ffffff_40x100.png \
-	ui-bg_flat_8_225314_40x100.png \
-	ui-bg_glass_40_5e5e5e_1x400.png \
-	ui-bg_glass_55_1c1c1c_1x400.png \
-	ui-bg_highlight-hard_100_f9f9f9_1x100.png \
-	ui-bg_highlight-hard_40_aaaaaa_1x100.png \
-	ui-bg_highlight-soft_50_aaaaaa_1x100.png \
-	ui-bg_inset-hard_45_cd0a0a_1x100.png \
-	ui-bg_inset-hard_55_ffeb80_1x100.png \
 	$(NULL)
 
 EXTRA_DIST =                            \