Added documentation for the new PropertyAccessor::isReadable() and isWritable() methods
feature #3729 Added documentation for the new PropertyAccessor::isReadable() and isWritable() methods (webmozart)

This PR was merged into the master branch.

Discussion
----------

Added documentation for the new PropertyAccessor::isReadable() and isWritable() methods

| Q             | A
| ------------- | ---
| Doc fix?      | no
| New docs?     | yes (symfony/symfony#10570)
| Applies to    | 2.5+
| Fixed tickets | -

Commits
-------

bb8e3ed Added documentation for the new PropertyAccessor::isReadable() and isWritable() methods