Log Message:
Update to 0.26.0, provided by Jonathan Buschmann in PR 49352.

:: Release 0.26.0
Fixes for ignores
Add markdown filetype
Add filetype completion for bash completion
:: Release 0.25.0
--vimgrep option added
Add less filetype
Add --null option to provide input to 'xargs -0'
Case insensitive matching is now the default
Add swift filetype