Remove unneeded icons and separate artwork license

ARTWORK

@@ -1,4 +0,0 @@
-The icons and artwork in this project fall under the
-Creative Commons Attribution ShareAlike 3.0 License,
-except for the logo icons from hosting projects,
-these belong to their respective owners.

data/icons/Makefile.am

@@ -5,13 +5,6 @@ hicolordir = $(DESTDIR)$(datadir)/icons/hicolor
 theme_icons =						\
 	animations,process-syncing-sparkleshare-24.png	\
 	animations,process-working-48.png		\
-	emblems,emblem-synced-22.png			\
-	emblems,emblem-synced-24.png			\
-	emblems,emblem-sync-error-22.png		\
-	emblems,emblem-sync-error-24.png		\
-	emblems,emblem-syncing-22.png			\
-	emblems,emblem-syncing-24.png			\
-	places,fedorahosted-16.png			\
 	places,folder-16.png				\
 	places,folder-22.png				\
 	places,folder-24.png				\
@@ -24,9 +17,6 @@ theme_icons =						\
 	places,folder-sparkleshare-256.png		\
 	places,folder-sparkleshare-32.png		\
 	places,folder-sparkleshare-48.png		\
-	places,github-16.png				\
-	places,gitorious-16.png				\
-	places,gnome-16.png				\
 	status,avatar-default-16.png			\
 	status,avatar-default-22.png			\
 	status,avatar-default-24.png			\
@@ -35,13 +25,7 @@ theme_icons =						\
 	status,document-added-16.png			\
 	status,document-edited-16.png			\
 	status,document-moved-16.png			\
-	status,document-removed-16.png			\
-	status,folder-synced-22.png			\
-	status,folder-synced-24.png			\
-	status,folder-sync-error-22.png			\
-	status,folder-sync-error-24.png			\
-	status,folder-syncing-22.png			\
-	status,folder-syncing-24.png
+	status,document-removed-16.png
 
 install_icon_exec = $(top_srcdir)/build/icon-theme-installer \
 	-t "$(theme)" \