Passpie

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+ **✔** Support ``gpg2`` binary
+ **✔** Fix linux missing commands for copy to clipboard. thanks to jpiron

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+ **✔** Fix update credential password from prompt

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+ **✔** Change completion script to passpie complete {zsh, bash}
+ **✔** Fix unicode passwords handling
+ **✔** Add ``--to`` option on ``passpie copy``

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+ **✔** Bug fixes on installation issues

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+ **✔** Completion on credential fullnames

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+ **✔** Add remove in bulk using simple name syntax.
+ **✔** Fix bug on missing xclip/xsel installation on ubuntu.