Make changes to a copy of the options parameter

If the method alters the options hash, clients calling this method in a loop
will unwittingly be sending a different hash on the second and subsequent calls.
Added parameter to force request timeout on xen
Give 'versionId' value the expected structure
Merge pull request #2454 from joeyates/dont_alter_options_parameter

Make changes to a copy of the options parameter
Merge pull request #2455 from zertico/request_timeout_on_xen_server

Added parameter to force request timeout on xen
Disable coveralls on travis with jruby

Causes an error

Coveralls encountered an exception:
Java::JavaLang::OutOfMemoryError
Java heap space
Merge pull request #2441 from maestrodev/jruby-coveralls

Disable coveralls on travis with jruby
[AWS|Autoscaling] Fix option name in documentation
Ensure vpc created in a test doesn't affect another
Merge pull request #2457 from maestrodev/tests-isolation

Ensure vpc created in a test doesn't affect another