upgrade dojo to 1.8.3 (refs #570)

lib/dijit/form/nls/cs/ComboBox.js.uncompressed.js

@@ -0,0 +1,6 @@
+define(
+"dijit/form/nls/cs/ComboBox", ({
+		previousMessage: "Předchozí volby",
+		nextMessage: "Další volby"
+})
+);

lib/dijit/form/nls/cs/Textarea.js.uncompressed.js

@@ -0,0 +1,9 @@
+define(
+"dijit/form/nls/cs/Textarea", // used by both the editor and textarea widgets to provide information to screen reader users
+({
+	iframeEditTitle: 'oblast úprav',  // primary title for editable IFRAME, for screen readers when focus is in the editing area
+	iframeFocusTitle: 'rámec oblasti úprav'  // secondary title for editable IFRAME when focus is on outer container
+									 //  to let user know that focus has moved out of editing area and to the
+									 //  parent element of the editing area
+})
+);

lib/dijit/form/nls/cs/validate.js.uncompressed.js

@@ -0,0 +1,7 @@
+define(
+"dijit/form/nls/cs/validate", ({
+	invalidMessage: "Zadaná hodnota není platná.",
+	missingMessage: "Tato hodnota je vyžadována.",
+	rangeMessage: "Tato hodnota je mimo rozsah."
+})
+);