update git diff tools

Signed-off-by: robert mcguinness <robert.mcguinness.iii@gmail.com>
autojump and jenv

Signed-off-by: robert mcguinness <robert.mcguinness.iii@gmail.com>
more aliases

Signed-off-by: robert mcguinness <robert.mcguinness.iii@gmail.com>
paths

Signed-off-by: robert mcguinness <robert.mcguinness.iii@gmail.com>