Added all keycodes (#3079)

webapp/utils/constants.jsx

@@ -544,18 +544,101 @@ export default {
         MENU_POPOVER: 3
     },
     KeyCodes: {
-        UP: 38,
-        DOWN: 40,
-        LEFT: 37,
-        RIGHT: 39,
         BACKSPACE: 8,
+        TAB: 9,
         ENTER: 13,
+        SHIFT: 16,
+        CTRL: 17,
+        ALT: 18,
+        CAPS_LOCK: 20,
         ESCAPE: 27,
         SPACE: 32,
-        TAB: 9,
-        U: 85,
+        PAGE_UP: 33,
+        PAGE_DOWN: 34,
+        END: 35,
+        HOME: 36,
+        LEFT: 37,
+        UP: 38,
+        RIGHT: 39,
+        DOWN: 40,
+        INSERT: 45,
+        DELETE: 46,
+        ZERO: 48,
+        ONE: 49,
+        TWO: 50,
+        THREE: 51,
+        FOUR: 52,
+        FIVE: 53,
+        SIX: 54,
+        SEVEN: 55,
+        EIGHT: 56,
+        NINE: 57,
         A: 65,
-        M: 77
+        B: 66,
+        C: 67,
+        D: 68,
+        E: 69,
+        F: 70,
+        G: 71,
+        H: 72,
+        I: 73,
+        J: 74,
+        K: 75,
+        L: 76,
+        M: 77,
+        N: 78,
+        O: 79,
+        P: 80,
+        Q: 81,
+        R: 82,
+        S: 83,
+        T: 84,
+        U: 85,
+        V: 86,
+        W: 87,
+        X: 88,
+        Y: 89,
+        Z: 90,
+        CMD: 91,
+        MENU: 93,
+        NUMPAD_0: 96,
+        NUMPAD_1: 97,
+        NUMPAD_2: 98,
+        NUMPAD_3: 99,
+        NUMPAD_4: 100,
+        NUMPAD_5: 101,
+        NUMPAD_6: 102,
+        NUMPAD_7: 103,
+        NUMPAD_8: 104,
+        NUMPAD_9: 105,
+        MULTIPLY: 106,
+        ADD: 107,
+        SUBTRACT: 109,
+        DECIMAL: 110,
+        DIVIDE: 111,
+        F1: 112,
+        F2: 113,
+        F3: 114,
+        F4: 115,
+        F5: 116,
+        F6: 117,
+        F7: 118,
+        F8: 119,
+        F9: 120,
+        F10: 121,
+        F11: 122,
+        F12: 123,
+        NUM_LOCK: 144,
+        SEMICOLON: 186,
+        EQUAL: 187,
+        COMMA: 188,
+        DASH: 189,
+        PERIOD: 190,
+        FORWARD_SLASH: 191,
+        TILDE: 192,
+        OPEN_BRACKET: 219,
+        BACK_SLASH: 220,
+        CLOSE_BRACKET: 221
     },
     CODE_PREVIEW_MAX_FILE_SIZE: 500000, // 500 KB
     HighlightedLanguages: {