Fixed bug in default parameters that treat numeric 0 as null (or 'empty')
Fixed pattern filters with uppercase method names.
Merge pull request #2278 from bonzai/pattern-filter-matching

[Bug] Pattern filters with uppercase method names
Merge pull request #2272 from RutZap/master

Fixed bug in default parameters that treat numeric 0 as null (or 'empty')
fix conflicts.
Merge branch 'master' of github.com:laravel/framework
dont add parens automatically.