add numpad key and escape abbreviation support

docs/keys.md

@@ -5,6 +5,7 @@
 	"delete"        
 	"enter"        
 	"tab"
+	"esc"
 	"escape"
 	"up"		Up arrow key           
 	"down"		Down arrow key
@@ -63,6 +64,19 @@
 	"audio_repeat"      Linux only
 	"audio_random"      Linux only
 
+
+	"num0"
+	"num1"		
+	"num2"		
+	"num3"		
+	"num4"		
+	"num5"		
+	"num6"		
+	"num7"		
+	"num8"		
+	"num9"		
+	"num_lock"
+
 	// "numpad_0"		No Linux support
 	"numpad_0"
 	"numpad_1"		
@@ -74,7 +88,6 @@
 	"numpad_7"		
 	"numpad_8"		
 	"numpad_9"		
-	"num_lock"
 	"numpad_lock"
 
 	"lights_mon_up"		 Turn up monitor brightness					No Windows support

key/goKey.h

@@ -25,6 +25,7 @@ struct KeyNames{
 	{ "delete",         K_DELETE },
 	{ "enter",          K_RETURN },
 	{ "tab",            K_TAB },
+	{ "esc",            K_ESCAPE },
 	{ "escape",         K_ESCAPE },
 	{ "up",             K_UP },
 	{ "down",           K_DOWN },
@@ -85,6 +86,19 @@ struct KeyNames{
 	{ "audio_repeat",   K_AUDIO_REPEAT },
 	{ "audio_random",   K_AUDIO_RANDOM },
 
+
+	{ "num0",		K_NUMPAD_0 },
+	{ "num1",		K_NUMPAD_1 },
+	{ "num2",		K_NUMPAD_2 },
+	{ "num3",		K_NUMPAD_3 },
+	{ "num4",		K_NUMPAD_4 },
+	{ "num5",		K_NUMPAD_5 },
+	{ "num6",		K_NUMPAD_6 },
+	{ "num7",		K_NUMPAD_7 },
+	{ "num8",		K_NUMPAD_8 },
+	{ "num9",		K_NUMPAD_9 },
+	{ "num_lock",	K_NUMPAD_LOCK },
+
 	{ "numpad_0",		K_NUMPAD_0 },
 	{ "numpad_1",		K_NUMPAD_1 },
 	{ "numpad_2",		K_NUMPAD_2 },
@@ -95,7 +109,6 @@ struct KeyNames{
 	{ "numpad_7",		K_NUMPAD_7 },
 	{ "numpad_8",		K_NUMPAD_8 },
 	{ "numpad_9",		K_NUMPAD_9 },
-	{ "num_lock",	    K_NUMPAD_LOCK },
 	{ "numpad_lock",	K_NUMPAD_LOCK },
 
 	{ "lights_mon_up",    K_LIGHTS_MON_UP },