Update jquery.i18n to dd14827

Changes:
* b00217d: build: Remove unused 'pkg' property in Gruntfile
* 5404f66: Use String#slice instead of String#substr or String#substring
* b612e92: Fix \t masquerading as a space
* 07c3fae: Add capability to set attributes and raw HTML

Change-Id: I5352032a1cef9de9afdcc3717804c4957528dfd3

lib/jquery.i18n/languages/fi.js

@@ -33,7 +33,7 @@
 				break;
 			case 'illative':
 				// Double the last letter and add 'n'
-				word += word.substr( word.length - 1 ) + 'n';
+				word += word.slice( -1 ) + 'n';
 				break;
 			case 'inessive':
 				word += ( aou ? 'ssa' : 'ssä' );