[r23013]minor cleanup

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@23017 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
[r23014]Avoid bogus rel-calc translation error message in C locale

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@23018 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
[r23015]Simplify display_url to just use htmlview or webbrowser

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@23019 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
[r20136]Change grampslocale logger to use __name__ instead of 'grampslocale'

Attempt to suppress 'No handler for logger grampslocale' messages by enrolling the logger in the module hierarchy.

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@23020 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
7034: probably_alive() failing when no birth-death dates specified; 6965: Probably Alive fails when birth date is a range

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@23022 4ae1f11a-8b86-4847-b8af-ab372f36d1fd