kill traces of ltk, incorporate new sources

kill traces of ltk, incorporate new sources

* xpdf/Makefile.am: kill traces of ltk, incorporate new sources

* Makefile.am, configure.in: don't build the ltk subdir

* ANNOUNCE, CHANGES, ChangeLog, README, aconf-dj.h, aconf-win32.h,
dj_make.bat, ms_make.bat, vms_make.com: update

* xpdf/LTKOutputDev.cc, xpdf/LTKOutputDev.h, xpdf/postscript.xbm,
xpdf/xpdf-flip.ltk, xpdf/xpdf-ltk.h, xpdf/xpdf-top.ltk,
xpdf/xpdf.ltk: remove.

* xpdf/Annot.cc, xpdf/Annot.h, xpdf/Array.cc, xpdf/Array.h,
xpdf/BuiltinFont.cc, xpdf/BuiltinFont.h,
xpdf/BuiltinFontTables.cc, xpdf/CMap.cc, xpdf/CMap.h,
xpdf/Catalog.cc, xpdf/Catalog.h, xpdf/CharCodeToUnicode.cc,
xpdf/CharCodeToUnicode.h, xpdf/Decrypt.cc, xpdf/Decrypt.h,
xpdf/Dict.cc, xpdf/Dict.h, xpdf/Error.cc, xpdf/Error.h,
xpdf/FTFont.cc, xpdf/FTFont.h, xpdf/FontFile.cc, xpdf/FontFile.h,
xpdf/Function.cc, xpdf/Function.h, xpdf/Gfx.cc, xpdf/Gfx.h,
xpdf/GfxFont.cc, xpdf/GfxFont.h, xpdf/GfxState.cc,
xpdf/GfxState.h, xpdf/GlobalParams.cc, xpdf/GlobalParams.h,
xpdf/ImageOutputDev.cc, xpdf/ImageOutputDev.h, xpdf/Lexer.cc,
xpdf/Lexer.h, xpdf/Link.cc, xpdf/Link.h, xpdf/NameToCharCode.cc,
xpdf/NameToCharCode.h, xpdf/NameToUnicodeTable.h, xpdf/Object.cc,
xpdf/Object.h, xpdf/OutputDev.cc, xpdf/OutputDev.h,
xpdf/PBMOutputDev.cc, xpdf/PBMOutputDev.h, xpdf/PDFDoc.cc,
xpdf/PDFDoc.h, xpdf/PSOutputDev.cc, xpdf/PSOutputDev.h,
xpdf/PSTokenizer.cc, xpdf/PSTokenizer.h, xpdf/Page.cc,
xpdf/Page.h, xpdf/Parser.cc, xpdf/Parser.h, xpdf/SFont.cc,
xpdf/SFont.h, xpdf/Stream.cc, xpdf/Stream.h, xpdf/T1Font.cc,
xpdf/T1Font.h, xpdf/TTFont.cc, xpdf/TTFont.h,
xpdf/TextOutputDev.cc, xpdf/TextOutputDev.h, xpdf/UnicodeMap.cc,
xpdf/UnicodeMap.h, xpdf/XOutputDev.cc, xpdf/XOutputDev.h,
xpdf/XRef.cc, xpdf/XRef.h, xpdf/config.h, xpdf/pdffonts.cc,
xpdf/pdfimages.cc, xpdf/pdfinfo.cc, xpdf/pdftopbm.cc,
xpdf/pdftops.cc, xpdf/pdftotext.cc, xpdf/vms_make.com,
xpdf/xpdf.cc: update.

* goo/GHash.cc, goo/GHash.h, goo/GList.cc, goo/GList.h,
goo/GString.cc, goo/GString.h: mostly Mac OS X gcc fixage.

* doc/pdffonts.1, doc/pdffonts.cat, doc/pdffonts.hlp,
doc/pdfimages.1, doc/pdfimages.cat, doc/pdfimages.hlp,
doc/pdfinfo.1, doc/pdfinfo.cat, doc/pdfinfo.hlp, doc/pdftopbm.1,
doc/pdftopbm.cat, doc/pdftopbm.hlp, doc/pdftops.1,
doc/pdftops.cat, doc/pdftops.hlp, doc/pdftotext.1,
doc/pdftotext.cat, doc/pdftotext.hlp, doc/xpdf.1, doc/xpdf.cat,
doc/xpdf.hlp, doc/xpdfrc.5, doc/xpdfrc.cat, doc/xpdfrc.hlp:
update docs.