This patch sould be applied after autogeneration of 
mytool/uni/category.txt.
Miikka:
0B83 (Tamil visarga) should be changed from "Mc" (0x05) to
"Lo" (0x13), as specified in
http://www.unicode.org/unicode/uni2errata/UnicodeErrata.html
2001-01-10
*** category.txt-	Thu Jan  3 15:39:22 2002
--- category.txt	Thu Jan 10 09:29:39 2002
***************
*** 1,4 ****
--- 1,6 ----
  #
  # generated by ./generalCategory.pl 2001-12-03
+ # Patches applied after autogeneration:
+ #    category.pacth1.txt 2002-01-10 reported by Miikka
  # 
  # from ftp://ftp.unicode.org/Public/UNIDATA/UnicodeData.txt 
***************
*** 2110,2114 ****
  0x1E 0x0B70
  0x04 0x0B82
! 0x05 0x0B83
  0x13 0x0B85
  0x13 0x0B86
--- 2112,2119 ----
  0x1E 0x0B70
  0x04 0x0B82
! # 0B83 (Tamil visarga) should be changed from "Mc" (0x05) to
! # "Lo" (0x13), as specified in
! #http://www.unicode.org/unicode/uni2errata/UnicodeErrata.html
! 0x13 0x0B83
  0x13 0x0B85
  0x13 0x0B86
