Setting the user agent for remote file_get_contents operations too.
Don't save file over itself when dealing with a local file
Merge pull request #4 from mvrhov/patch-1

Don't save file over itself when dealing with a local file
Update the header comment to reflect the correct license, copyright, website and author email information.
Updated email address in the readme.
Updated $remoteVerUrl to point to the new location of version-date.asp
If cache dir is invalid, throw exception
Merge pull request #9 from jonathaningram/patch-1

If cache dir is invalid, throw exception
Updated README to include wiki and issues links.

The quick start page of the wiki is now linked directly from the
README. The "Contact" section was removed in favor of a pointer
to the GitHub issue tracker.
Cleaned up whitespace.

Tabs are now used only for indentiation, while all spacing is done
using spaces exclusively. Additionally, fancy alignemnts achieved
using whitespace were removed.
Updated docblock for the exception class.

All docblocks now contain coherent information regarding website,
copyright, license and author.
Private methods and properties are now protected.
Version number bump
Merge branch 'release/v1.0'
Corrected spelling mistake in the readme.
Merge branch 'hotfix/spelling'
using phpbrowscap namespace, and renamed to correct directory
added composer.phar document
Updated readme
Revert "Updated readme"

This reverts commit 430df38091da18efde0d302d07c71730c7501157.