jgrid.js
-Removed unncessary commas in the list object of some objects in pattern.
-Changed the first letter of the Patterns object to uppercase.
-Changed the first leters of the objects inside Patterns to uppercase.
-Rearranged the list property of the Patterns objects to make it more readable.
-Removed unused array, allowedNeighbors.
Wiki
-Added the activate image for the wiki.