Remove the images directory

Remove the images directory
	* Makefile.am: remove image files
	* images/ChangeLog: delete
	* images/smallcaps.xpm: move to lib/images/font-smallcaps.xpm
	* lib/Makefile.am: add images to noinst files

Move the following files to lib/images/math:
	* images/README
	* images/delim.xbm
	* images/ams_misc.xbm
	* images/equation.xpm
	* images/delim.xpm
	* images/arrows.xbm
	* images/bop.xbm
	* images/matrix.xpm
	* images/delim0.xpm
	* images/delim1.xpm
	* images/misc.xbm
	* images/greek.xbm
	* images/ams_nrel.xbm
	* images/style.xbm
	* images/ams_ops.xbm
	* images/varsz.xbm
	* images/font.xbm
	* images/sub.xpm
	* images/sqrt.xpm
	* images/dots.xbm
	* images/space.xpm
	* images/deco.xbm
	* images/super.xpm
	* images/ams_arrows.xbm
	* images/style.xpm
	* images/ams_rel.xbm
	* images/brel.xbm
	* images/font.xpm
	* images/deco.xpm
	* images/frac.xpm

Adjust the following files to the moved images:
	* src/frontends/gtk/GMathPanel.C
	* src/frontends/gtk/Makefile.am
	* src/frontends/qt4/ui/QMathUi.ui
	* src/frontends/xforms/Makefile.am
	* src/frontends/xforms/FormMathsPanel.C

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13598 a592a061-630c-0410-9148-cb99ea01b6c8