Merge pull request #19 from zveinn/uppercase-fix

These should be uppercase in order to be used with Write and WriteOnce

Author: MarinX

keymapper.go

@@ -103,22 +103,22 @@ var keyCodeMap = map[uint16]string{
 	99:  "PRT_SCR",
 	100: "R_ALT",
 	101: "",
-	102: "Home",
-	103: "Up",
-	104: "PgUp",
-	105: "Left",
-	106: "Right",
-	107: "End",
-	108: "Down",
-	109: "PgDn",
-	110: "Insert",
-	111: "Del",
+	102: "HOME",
+	103: "UP",
+	104: "PGUP",
+	105: "LEFT",
+	106: "RIGHT",
+	107: "END",
+	108: "DOWN",
+	109: "PGDN",
+	110: "INSERT",
+	111: "DEL",
 	112: "",
 	113: "",
 	114: "",
 	115: "",
 	116: "",
 	117: "",
 	118: "",
-	119: "Pause",
+	119: "PAUSE",
 }