Fix markdown syntax

converter/ibm4704_usb/README.md

@@ -5,19 +5,20 @@ This firmware converts IBM 4704 keyboard protocol to USB HID.
 Keyboard initialization process takes a few seconds at start up. During that you will hear buzzer from the keyboard. **You need to plug USB cable after hooking up your keyboard to the converter.**
 
 
-Keyboard models
----------------
-IBM capacitive switch models:
-    6019273 Model 100 50-key (grid layout)      http://kishy.dyndns.org/?p=977
-    6019284 Model 200 62-key Alpha(60% layout)  http://kishy.dyndns.org/?p=894
-    6019303 Model 300 77-key Expanded Alpha     http://kbtalking.cool3c.com/article/23272
-    6020218 Model 400 107-key Full key          http://kishy.dyndns.org/?p=980
+Supported Keyboard
+------------------
+### IBM capacitive switch models:
+- 6019273 Model 100 50-key (grid layout)      http://kishy.dyndns.org/?p=977
+- 6019284 Model 200 62-key Alpha(60% layout)  http://kishy.dyndns.org/?p=894
+- 6019303 Model 300 77-key Expanded Alpha     http://kbtalking.cool3c.com/article/23272
+- 6020218 Model 400 107-key Full key          http://kishy.dyndns.org/?p=980
 
-Alps switch(vintage Green) models:
-    5954339 Japanese 102-key    http://deskthority.net/post87127.html#p87127
-    6112883 Japanese 102-key    http://geekhack.org/index.php?topic=52888.msg1194489#msg1194489
-    6112884 Japanese 102-key    http://geekhack.org/index.php?topic=50437.msg1193047#msg1193047
-    6341739 Chinese 102-key     http://geekhack.org/index.php?topic=52888.msg1176566#msg1176566
+### Alps switch(vintage Green) models:
+
+- 5954339 Japanese 102-key    http://deskthority.net/post87127.html#p87127
+- 6112883 Japanese 102-key    http://geekhack.org/index.php?topic=52888.msg1194489#msg1194489
+- 6112884 Japanese 102-key    http://geekhack.org/index.php?topic=50437.msg1193047#msg1193047
+- 6341739 Chinese 102-key     http://geekhack.org/index.php?topic=52888.msg1176566#msg1176566
 
 
 Connector