[HOTFIX] Python Interpreter

- added native RPi docker image instruction to CompileHowto.md
- version channel is received from JsonAPI instead of reading from the configuration file

Signed-off-by: Paulchen-Panther <Paulchen-Panter@protonmail.com>

libsrc/hyperion/schema/schema-general.json

@@ -14,19 +14,6 @@
 			"required" : true,
 			"propertyOrder" : 1
 		},
-		"versionBranch" :
-		{
-			"type" : "string",
-			"title" : "edt_conf_gen_versionBranch_title",
-			"enum" : ["Stable", "Beta"],
-			"required" : true,
-			"access" : "expert",
-			"default" : "Stable",
-			"options" : {
-				"enum_titles" : ["Stable", "Beta"]
-			},
-			"propertyOrder" : 2
-		},
 		"showOptHelp" :
 		{
 			"type" : "boolean",