Log Message:
Update to 1.11

Upstream changes:
1.11	- 2014-08-08, H.Merijn Brand
    - Fixed eof (RT#97742)
    - Check for attribute conflicts early
    - csv (in => [..]) now defaults to *STDOUT for out
    - Support for multi-byte quote_char
    - New attribute "key" for csv ()

1.10	- 2014-08-04, H.Merijn Brand
    * Support for scalar ref in out: csv (out => \(my $x = ""), ...)
    * Support for multi-byte sep_char
    * Simplified the cache coding