Log Message:
Updated to version 0.8.11.

Patch provided by Juan RP via PR pkg/20611.

Changes:

0.8.11:
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- The folder option to remove parentheses and brackets at the beginning
  of subject has been added.
- The option to use command output for signature has been added.
- The summary search now also looks for collapsed nodes.
- The size of the source window is now remembered.
- Euro locales (ISO-8859-15) have been supported.
- Many locales and encodings which were not supported before have been
  added.
- Galician translation has been added.
- Support for Latin locales (ISO-8859) has been fixed.
- UTF-8 locale support has been fixed.
- The folding problem of headers has been fixed.
- The more workaround for abort problem in Japanese locale has been made.
- Other bugfixes have been made.