Return value if value are 0

Save correctly if the value is 0, but after the find is returned as an empty string.
Clearer error message
wording
adding test
Merge pull request #2612 from dereuromark/master-fixture

Clearer error message when fixture insertion fails.
Add test for issue #2595

Fold conditions that did the same thing and add a test case.

Closes #2595
Merge branch 'translate-patch'
Exclude lib/Cake/Test when building pear packages.

The core tests include a number of files that cause grief when the
cakephp pear package is installed via composer. Excluding the core tests
solves all of these problems and makes a smaller package which is nice.

Fixes #2620
Update ControllerTask.php

Added an output message if no controllers are baked using the all() function.
Update ControllerTask.php

Updated if statement for clarity and also fixed spelling mistake.
Removed trailing whitespace.
Update ControllerTask.php

Removed $admin from message in regards to no controllers being baked in all() function
Fix errors with postgres tests.
Merge pull request #2628 from pummra/patch-1

Add message to let user know that no controllers were generated.
Simple docblock updates to CakeTime
Merge pull request #2635 from bcrowe/hotfix-timeDocBlock

Simple docblock updates to CakeTime