fix fabbot issues
minor #739 fix fabbot issues (keradus)

This PR was merged into the 1.1-dev branch.

Discussion
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fix fabbot issues

Commits
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e982f41 fix fabbot issues
Remove leading slashes in use clauses.

Addresses FriendsOfPHP/PHP-CS-Fixer#705
Renaming getNamespaceUseIndexes -> getImportUseIndexes