typo on version (backport from trunk)

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@21624 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
Fix some properties

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@21625 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
Remove redundant code

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@21627 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
Remove post-install script for linux

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@21629 4ae1f11a-8b86-4847-b8af-ab372f36d1fd