File list (Check if you may need any files):
universal\.lso
.........\iseconfig\universal.projectmgr
.........\.........\universal.xreport
.........\transcript
.........\universal.cmd_log
.........\universal.fdo
.........\universal.gise
.........\universal.lso
.........\universal.ngc
.........\universal.ngr
.........\universal.prj
.........\universal.stx
.........\universal.syr
.........\universal.udo
.........\universal.vhd
.........\universal.xise
.........\universal.xst
.........\universal_envsettings.html
.........\universal_summary.html
.........\universal_vhdl.prj
.........\universal_wave.fdo
.........\universal_xst.xrpt
.........\vsim.wlf
.........\webtalk_pn.xml
.........\.ork\universal\behavioral.dat
.........\....\.........\behavioral.dbs
.........\....\.........\behavioral.psm
.........\....\.........\_primary.dat
.........\....\.........\_primary.dbs
.........\....\_info
.........\xst\work\hdllib.ref
.........\...\....\hdpdeps.ref
.........\...\....\sub00\vhpl00.vho
.........\...\....\.....\vhpl01.vho
.........\_xmsgs\pn_parser.xmsgs
.........\......\xst.xmsgs
.........\xst\dump.xst\universal.prj\ngx\notopt
.........\...\........\.............\...\opt
.........\...\........\.............\ngx
.........\...\........\universal.prj
.........\...\work\sub00
.........\work\universal
.........\....\_temp
.........\xst\dump.xst
.........\...\projnav.tmp
.........\...\work
.........\iseconfig
.........\work
.........\xst
.........\_xmsgs
universal