File list (Check if you may need any files):
crc.ise
crc.ise_ISE_Backup
crc.ntrc_log
crc.restore
crc16.cmd_log
crc16.lso
crc16.ngc
crc16.ngr
crc16.prj
crc16.stx
crc16.syr
crc16.vhd
crc16.xst
crc16_summary.html
crc16_vhdl.prj
pepExtractor.prj
tcrc16.vhd
xst
...\dump.xst
...\........\crc16.prj
...\........\.........\ngx
...\........\.........\...\notopt
...\........\.........\...\opt
...\........\.........\ntrc.scr
...\projnav.tmp
...\work
...\....\hdllib.ref
...\....\hdpdeps.ref
...\....\sub00
...\....\.....\vhpl00.vho
...\....\.....\vhpl01.vho
_xmsgs
......\xst.xmsgs
__ISE_repository_crc.ise_.lock