fix tests in firefox as firefox fires on keypress not down

tests/frontend/specs/bold.js

@@ -44,7 +44,7 @@ describe("bold button", function(){
     //select this text element
     $firstTextElement.sendkeys('{selectall}');
 
-    var e = inner$.Event("keydown");
+    var e = inner$.Event("keypress");
     e.ctrlKey = true; // Control key
     e.which = 66; // b
     inner$("#innerdocbody").trigger(e);

tests/frontend/specs/indentation.js

@@ -15,7 +15,7 @@ describe("indentation button", function(){
     //select this text element
     $firstTextElement.sendkeys('{selectall}');
 
-    var e = inner$.Event("keydown");
+    var e = inner$.Event("keypress");
     e.keyCode = 9; // tab :|
     inner$("#innerdocbody").trigger(e);
 

tests/frontend/specs/italic.js

@@ -44,7 +44,7 @@ describe("italic some text", function(){
     //select this text element
     $firstTextElement.sendkeys('{selectall}');
 
-    var e = inner$.Event("keydown");
+    var e = inner$.Event("keypress");
     e.ctrlKey = true; // Control key
     e.which = 105; // i
     inner$("#innerdocbody").trigger(e);

tests/frontend/specs/redo.js

@@ -47,7 +47,7 @@ describe("undo button then redo button", function(){
     var modifiedValue = $firstTextElement.text(); // get the modified value
     expect(modifiedValue).not.to.be(originalValue); // expect the value to change
 
-    var e = inner$.Event("keydown");
+    var e = inner$.Event("keypress");
     e.ctrlKey = true; // Control key
     e.which = 90; // z
     inner$("#innerdocbody").trigger(e);