doc: Document the advanced $EDITOR features
tree12a35f59d13e8dfbe6be4ac34614834932cc8056
-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-- 3371 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