Add Dan Mick(@dmick) to AUTHORS
Only check `salt-api` service if the `salt-api` binary is present in the system.

Closes #436.
Closes #437.
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Bump version
Attempt to initially shallow clone Salt's repository

Fixes #435.

Added extra logging information on the several git steps being taken
while cloning the repository.
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Avoid redirect breakage on RHEL5. Thanks @cachedout.
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