[gcalctool] Fix regression making hexadecimal digits not parse

[Robin Sonefors <rsonefors src gnome org>]

commit 2ea8f6b4635246bb154ed595c6bdaf79154612fd
Author: Robin Sonefors <ozamosi flukkost nu>
Date:   Sat Jan 15 17:32:04 2011 +0100

    Fix regression making hexadecimal digits not parse

 src/mp-equation-lexer.l |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/mp-equation-lexer.l b/src/mp-equation-lexer.l
index a7a7e84..f8023c0 100644
--- a/src/mp-equation-lexer.l
+++ b/src/mp-equation-lexer.l
@@ -47,7 +47,7 @@ EIGHT         "8"|"ã?¨"|"Ù¨"|"Û¸"|"ß?"|"८"|"৮"|"à©®"|"à«®"|"à­®"|"௮"|"à±®"
 NINE          "9"|"ã?©"|"Ù©"|"Û¹"|"ß?"|"९"|"৯"|"੯"|"૯"|"à­¯"|"௯"|"౯"|"೯"|"൯"|"à¹?"|"à»?"|"༩"|"á??"|"á??"|"á?©"|"á ?"|"á¥?"|"á§?"|"á­?"|"᮹"|"á±?"|"á±?"|"ê?©"|"ê£?"|"ê¤?"|"ê©?"|"ð??©"
 DECIMAL	      "."|","
 DEC           {ZERO}|{ONE}|{TWO}|{THREE}|{FOUR}|{FIVE}|{SIX}|{SEVEN}|{EIGHT}|{NINE}
-HEX           {DEC}|[A-F]a-f]
+HEX           {DEC}|[A-Fa-f]
 SUPER_DIGITS  "�"|"¹"|"²"|"³"|"�"|"�"|"�"|"�"|"�"|"�"
 SUPER_MINUS   "â?»"
 SUB_DIGITS    "â??"|"â??"|"â??"|"â??"|"â??"|"â??"|"â??"|"â??"|"â??"|"â??"