Fixed some typos

                   
|Q            |A  |
|---          |---|
|Bug Fix?     |n  |
|New Feature? |n  |
|BC Breaks?   |n  |
|Deprecations?|n  |
|Tests Pass?  |n  |
|Fixed Tickets| #9  |
|License      |MIT|
|Doc PR       |   |
                   


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Full namespaces do not have the leading backslash: http://php.net/manual/en/language.namespaces.importing.php