Log Message:
Update ruby-rspec-expectations to 2.14.5.

### 2.14.5 / 2014-02-01
[full \ 
changelog](http://github.com/rspec/rspec-expectations/compare/v2.14.4...v2.14.5)

Bug fixes

* Fix wrong matcher descriptions with falsey expected value (yujinakayama)

### 2.14.4 / 2013-11-06
[full \ 
changelog](http://github.com/rspec/rspec-expectations/compare/v2.14.3...v2.14.4)

Bug fixes

* Make the `match` matcher produce a diff output. (Jon Rowe, Ben Moss)
* Choose encoding for diff's more intelligently, and when all else fails fall
  back to default internal encoding with replacing characters. (Jon Rowe)

### 2.14.3 / 2013-09-22
[full \ 
changelog](http://github.com/rspec/rspec-expectations/compare/v2.14.2...v2.14.3)

Bug fixes

* Fix operator matchers (`should` syntax) when `method` is redefined on target.
  (Brandon Turner)
* Fix diffing of hashes with object based keys. (Jon Rowe)
* Fix operator matchers (`should` syntax) when operator is defined via
  `method_missing` (Jon Rowe)