Enabled Greek for diacritics ignoring

select2.js

@@ -225,7 +225,13 @@ the specific language governing permissions and limitations under the Apache Lic
         "\u24E7":"x","\uFF58":"x","\u1E8B":"x","\u1E8D":"x","\u24E8":"y","\uFF59":"y","\u1EF3":"y","\u00FD":"y",
         "\u0177":"y","\u1EF9":"y","\u0233":"y","\u1E8F":"y","\u00FF":"y","\u1EF7":"y","\u1E99":"y","\u1EF5":"y",
         "\u01B4":"y","\u024F":"y","\u1EFF":"y","\u24E9":"z","\uFF5A":"z","\u017A":"z","\u1E91":"z","\u017C":"z",
-        "\u017E":"z","\u1E93":"z","\u1E95":"z","\u01B6":"z","\u0225":"z","\u0240":"z","\u2C6C":"z","\uA763":"z"};
+        "\u017E":"z","\u1E93":"z","\u1E95":"z","\u01B6":"z","\u0225":"z","\u0240":"z","\u2C6C":"z","\uA763":"z",
+        "\u0386":"\u0391","\u0388":"\u0395","\u0389":"\u0397","\u038A":"\u0399",
+        "\u03AA":"\u0399","\u038C":"\u039F","\u038E":"\u03A5","\u03AB":"\u03A5",
+        "\u038F":"\u03A9","\u03AC":"\u03B1","\u03AD":"\u03B5","\u03AE":"\u03B7",
+        "\u03AF":"\u03B9","\u03CA":"\u03B9","\u0390":"\u03B9","\u03CC":"\u03BF",
+        "\u03CD":"\u03C5","\u03CB":"\u03C5","\u03B0":"\u03C5","\u03C9":"\u03C9",
+        "\u03C2":"\u03C3"}
 
     $document = $(document);