Updated incorrect docblock comment

Copy/paste from Squiz_Sniffs_Commenting_DocCommentAlignmentSniff
Fixed incorrect docblock comment
Merge pull request #186 from chrisbarr/patch-2

Incorrect docblock comment in Squiz_Sniffs_Scope_MethodScopeSniff
Merge pull request #185 from chrisbarr/patch-1

Incorrect docblock comment in Squiz_Sniffs_Files_FileExtensionSniff
Files dont store actual messages if they are never going to be shown, so dont assume they are there
Files dont store actual messages if they are never going to be shown, so dont assume they are there
The --extensions argument is now respected when passing filenames; not just with directories
The --extensions argument now allows you to specify the tokenizer for each extension
Coding standards fix
Merge branch 'master' into phpcs-fixer