新增提交推送

<input message="Commit message" addproperty="commit-message" />
<git command="add">
    <args>
                    <arg value="." />
    </args>
</git>
<git command="commit">
    <args>
                    <arg value="-am ${commit-message}" />
    </args>
</git>
<git command="push" />