Log Message:
Update ruby-actionwebservice to 1.1.6.

Changes since 0.9.1:
* Do not convert driver options to strings (#4499)
* Make ActiveWebService::Struct type reloadable
* Fix scaffolding action when one of the members of a structural type has
  date or time type
* Remove extra index hash when generating scaffold html for parameters of
  structural type #4374 [joe@mjg2.com]
* Fix Scaffold Fails with Struct as a Parameter #4363 [joe@mjg2.com]
* Fix soap type registration of multidimensional arrays (#4232)
* Fix that marshaler couldn't handle ActiveRecord models defined in a
  different namespace (#2392).
* Fix that marshaler couldn't handle structs with members of ActiveRecord
  type (#1889).
* Fix that marshaler couldn't handle nil values for inner structs (#3576).
* Fix that changes to ActiveWebService::API::Base required restarting of
  the server (#2390).
* Fix scaffolding for signatures with :date, :time and :base64 types
  (#3321, #2769, #2078).
* Fix for incorrect casting of TrueClass/FalseClass instances (#2633,
  #3421).
* Fix for incompatibility problems with SOAP4R 1.5.5 (#2553) [Kent Sibilev]
* Update from LGPL to MIT license as per Minero Aoki's permission. [Marcel
  Molina Jr.]
* Rename Version constant to VERSION. #2802 [Marcel Molina Jr.]
* Fix that XML-RPC date/time values did not have well-defined behaviour
  (#2516, #2534). This fix has one caveat, in that we can't support
  pre-1970 dates from XML-RPC clients.