PHP 7.4 support

[AntiEngineer]

Proposed changes

Removes deprecation notice.

Types of changes

What types of changes does your code introduce to Phpfastcache?
Put an x in the boxes that apply

• Bugfix (non-breaking change which fixes an issue)
• Improvement (non-breaking change which improves an existing code/behavior)
• Deprecated third party dependency update
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation/Typo/Resource update that does not involve any code modification

Agreement

I have read the CONTRIBUTING and CODING GUIDELINE docs

[AntiEngineer]

There you go @Geolim4.

[AntiEngineer]

Side note: breaks PHP 7.0 since looks like the method isn't there.

[AntiEngineer]

There it is.

In versions where getName isn't present, it'll fall back to __toString.

Cheers.

[Geolim4]

Side note: breaks PHP 7.0 since looks like the method isn't there.

Hehe that's why the Travis CI is here ;)

Thanks, I'm reviewing this PR !