Update provisioner.go

Comment should be capitalized to match exported function "VerifySSH"
Update password.go

Loop is equivalent.
Update communicator.go

Naming convention consistencies.
Merge pull request #160 from desimone/patch-1

helper/ssh: update provisioner.go
Merge pull request #161 from desimone/patch-2

helper/ssh: equivalent loop
Update communicator.go

typo
Update communicator.go

If block ends in a return statement.  Personal preference. It's less explicit, but more concise to drop the else and outdent the return.
Merge pull request #162 from desimone/patch-3

Update communicator.go
Add 'security_groups' and 'subnets' args to 'aws_elb'
Implement specification of AWS security groups in ingress rules as <owner>/<id>
add vpc dns attribute support
Add listener.ssl_certificate_id support to AWS ELB
website: another attempt
website: make it clearer how to retrieve DO key info
config: validate no interp in var [GH-180]
config: HCL loader
terraform: register a type
providers/aws: fix RDB test syntax error
Fixes #179 -- expand ~'s in the path to a key file
Added a test and fixed a typo