contrib/scintilla: set svn:eol-style=native, -svn:executable on *.h/*.cxx

(NFC)

(manually integrated from komodo (trunk) change 82908 by marky)


git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13932 b87d16e7-d29f-4ee1-b5ec-817d645d335f