GUI can create silk screen objects.

- made xpm name manipulation compatible with older versions of ImageMagick
  (reported by Alvaro Lopes)
- corrected all lines beginning with five or more spaces
- Makefile
- README: fixed loop example (reported by Joerg Reisenweber)
- moved draw_arc and draw_circle from gui_inst.c to gui_util.c
- added dragging and hovering
- added creation of lines, rectangles, and arcs via GUI
- removed arc tool (use circle instead)
- fixed reference counting in vectors



git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5384 99fdad57-331a-0410-800a-d7fa5415bdb3

Makefile

@@ -17,7 +17,7 @@ OBJS = fped.o expr.o coord.o obj.o inst.o util.o error.o \
        gui_tools.o
 
 XPMS = point.xpm vec.xpm frame.xpm \
-       line.xpm rect.xpm pad.xpm circ.xpm arc.xpm meas.xpm
+       line.xpm rect.xpm pad.xpm circ.xpm meas.xpm
 
 CFLAGS_GTK = `pkg-config --cflags gtk+-2.0`
 LIBS_GTK = `pkg-config --libs gtk+-2.0`
@@ -76,7 +76,7 @@ endif
 .fig.xpm:
 		fig2dev -L xpm -Z 0.32 -S 4 $< | \
 		  convert -crop 24x24+1+1 - - | \
-		  sed s/xpm__/xpm_`basename $@ .xpm`/ >$@
+		  sed "s/*.*\[]/*xpm_`basename $@ .xpm`[]/" >$@
 
 all:		fped