Preserve extended attributes by carlashley · Pull Request #60 · chilcote/outset

Preserve extended attributes by carlashley · Pull Request #60 · chilcote/outset: This will be required if any third party decides to code sign the /usr/local/outset/outset script specifically. Code sign requirements for plain text files are stored in extended attributes:
[carl@pegasus]:outset # xattr outset
com.apple.cs.CodeDirectory
com.apple.cs.CodeRequirements
com.apple.cs.CodeRequirements-1
com.apple.cs.CodeSignature

http://blog.jjgod.org/2013/06/21/preserving-extended-attributes-on-os-x/