Updated HTTP request API (markdown)

HTTP-request-API.md

@@ -107,6 +107,7 @@ Parameter | Value Range | Description
 | --- | --- | --- |
 \<ac> | 0 to 255 | Master Brightness
 \<cl> | 3x 0..255 | Primary Color RGB
+\<cs> | 3x 0..255 | Secondary RGB (0.8.3+)
 \<ns> | 0 or 1 | Notification Sending on
 \<nr> | 0 or 1 | Notification Receive on
 \<nl> | 0 or 1 | Nightlight active
@@ -118,6 +119,7 @@ Parameter | Value Range | Description
 \<ix> | 0 to 255 | Effect intensity
 \<fp> | 0 to 43 | FastLED palette
 \<wv> | -1 to 255 | Primary White value
+\<ws> | 0 to 255 | Secondary White (0.8.3+)
 \<md> | 0 or 1 | RGB or HSB UI mode
 \<ds> | String 0..32 | Server description
 \<th> |  Hex Colors | Current theme (&IT call required)