app: Add a `git cola grep` sub-command
tree1b501eeaf280388f6731b53988327e9fba7c9825
-rw-r--r-- 225 .gitignore
-rw-r--r-- 81 .mailmap
-rw-r--r-- 17987 COPYING
-rw-r--r-- 93 COPYRIGHT
-rw-r--r-- 3346 Makefile
-rw-r--r-- 3369 README.md
drwxr-xr-x - bin
drwxr-xr-x - cola
drwxr-xr-x - darwin
drwxr-xr-x - extras
drwxr-xr-x - po
-rwxr-xr-x 3429 setup.py
drwxr-xr-x - share
drwxr-xr-x - test
drwxr-xr-x - win32