xkbcomp: Changes to 'performance'

[Daniel Stone]

New branch 'performance' available with the following commits:
commit eed7a220090d7d85be5c26901b5768b8c315084a
Author: Daniel Stone <daniel at fooishbar.org>
Date:   Mon Jul 5 17:12:10 2010 +0100

    Use strcmp instead of strcasecmp
    
    All our layouts are entirely case-coherent, so just use strcmp instead
    of strcasecmp.
    
    Signed-off-by: Daniel Stone <daniel at fooishbar.org>