Make long lines short
Keep trailing slash of URI path in path-style access
Add boto test for trailing slash
Return 405 on object ACl HEAD requests

Fixes #528

HEAD requests for an object ACL are not supported. This change removes
HEAD from the list of allowed methods for the object acl reource.
Merge pull request #527 from basho/bugfix/trailing-slash-in-path-style

Trailing slash of object is deleted in path style
Update dependencies to latest versions
Change license comment from comment form to semicolons
Use v0.4.1 of `clj-aws-s3`
Merge pull request #531 from basho/bugfix/clojure-test-deps-and-comment

clojure test fails: dependency error and NumberFormatException
Merge branch 'bugfix/object-acl-head-500' into release/1.3
Merge pull request #547 from basho/release/1.3

Catch up develop with release/1.3 changes