commit message code injection

[ghost]

Hello @carloscuesta 😎!

Issue:

Step to reproduce

? Enter the commit title: Fixing \`yarn run build\` script

Or whatever bash command line you insert between `. Other example :

$ gitmoji -c
? Choose a gitmoji: ✅  - Adding tests.
? Enter the commit title: `echo "foobarbaz"`
? Enter the commit message: 
? Issue / PR reference: 
? Signed commit: Yes
[dev 709eefb] :white_check_mark: foobarbaz

What is expected

A commit message with the selected emoji and text above

Actual Behavior

The ` are removed from the commit message and the command is executed with the output printed inside the commit message.

OS: Archlinux
gitmoji-cli -v: 1.5.5
Node version: v7.10.0

[carloscuesta]

Thanks for reporting the issue I'm working on a fix @KevinHivert