Remove --batch --no-tty options when decrypting symmetrical key.

There's no reason why we can't ask user for password on the terminal where
git command is run. ...Except it's not practical to do so on user's side,
so add note to README on the important of GPG agent.

Change-Id: Ia9e463369c1091ed8fdade325d5df4537eb232e9
2 files changed
tree: 494b186beb078e45431b36329cc8a72454f1f640
  1. .gitreview
  2. git-gpgcrypt
  3. LICENSE
  4. README