Release tool breaks

[marcoscaceres]

Error:

prompt: Are you up to date and on branch develop:  (y) y
prompt: Current version is 3.2.68, bump it to:  (3.2.69) y
error:   Invalid input for Current version is 3.2.68, bump it to
error:   Values must be x.y.z
prompt: Current version is 3.2.68, bump it to:  (3.2.69)
prompt: Are you ready to build, add, commit, merge, and tag:  (y) y
ERROR: { [Error: Command failed: /bin/sh -c git tag -s v3.2.69
fatal: no tag message?
]
  killed: false,
  code: 128,
  signal: null,
  cmd: '/bin/sh -c git tag -s v3.2.69' }

Maybe because I'm using zsh?

[marcoscaceres]

Breaks even when I include a message.

[marcoscaceres]

I've removed the requirement for gpg. That seems a bit extreme and annoying for people to set up.