gitk: Add support for -G'regex' pickaxe variant
treefc2099824e1ae3364847651dc32f00d7305e27ad
-rw-r--r-- 27 .gitignore
-rw-r--r-- 2158 Makefile
-rwxr-xr-x 339020 gitk
drwxr-xr-x - po