Add sending date to notify message.
When using SMTP, no date field was set into the message, which causes it to be
displayed as being send on 1st january 1970 on most MUA.
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Should display 'First commit message'
description:
First commit message
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Should display 'Second commit message'
description:
Second commit message
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Should display 'Third commit message\n This is the 3rd log message'
description:
Third commit message
This is the 3rd log message
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Should display 'Fifth commit message\n This is the 5th log message'
description:
Fifth commit message