Whether to use symbolic link to publish asset files. Defaults to false, meaning
asset files are copied to public folders. Using symbolic links has the benefit that the published
assets will always be consistent with the source assets. This is especially useful during development.
However, there are special requirements for hosting environments in order to use symbolic links.
In particular, symbolic links are supported only on Linux/Unix, and Windows Vista/2008 or greater.
The latter requires PHP 5.3 or greater.
Moreover, some Web servers need to be properly configured so that the linked assets are accessible
to Web users. For example, for Apache Web server, the following configuration directive should be added
for the Web folder:
Options FollowSymLinks
@since 1.1.5