retry_interval needs to be a float before passing to time.sleep
Merge pull request #420 from drfickle/route53_float_fix

route53 module retry_interval needs to be a float before passing to time.sleep
Gixes to doc formatting
fix documentation

AWS does not recognize the subnet if it is presented in a comma delimited format with spaces. you must remove the space for Amazon to recognize the second subnet.
Merge pull request #437 from smiller171/devel

fix documentation
Add USAGE as a valid privilege
Note that `rsync` must be installed on both local & remote machine

In particular, if `rsync` is not installed on the remote machine the following error message will be encountered:

    "rsync error: remote command not found"
Merge pull request #442 from follower/patch-3

Note that `rsync` must be installed on both local & remote machine
Fix typo