Added Tenuto, Marcato, and Saboteur in abilities.sql.
Created scripts for Saboteur, Tenuto, and Gravity II.
(Haven't added checks for Tenuto yet to bard spells.)

Modified enfeebling spells for RDM to check for Saboteur effect.
(Have tested all of them.)
Saboteur doubles the duration and effect for enfeebling spells only.
Source: http://wiki.bluegartr.com/bg/Saboteur
Update blind.lua
Update blind_ii.lua
Merge pull request #206 from Shadowmh/master

Added Tenuto, Marcato, and Saboteur in abilities.sql.