Added some functions.

Author Pascal J. Bourguignon <pjb@informatimago.com>
Author date 2014-10-08 09:51:50
Author local date 2014-10-08 11:51:50 +0200
Committer Pascal J. Bourguignon <pjb@informatimago.com>
Committer date 2014-10-08 09:51:50
Committer local date 2014-10-08 11:51:50 +0200
Commit fddd37ed99ed7808825455dfc9e74cb0d36eae6b
Tree 1da9010ffaa094d41af14ed24bb1044528237171
Parent bb54cd9fb1c0340fdfa66746f8df534f8a8c1e35
Added some functions.
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