LANG=en_US.utf8 cause trouble with perl, and finally kdiff3 could not work well. After deleting this entry, kdiff3 works
add .vim link file into git
disable the raid check, and globally ignore the ncscope.out
the readlink does not work so well in mac, so comment it out
merge from master
ignore some binary file in .globalgitignore
remove duplicate entry in .shellrc