#536 proper clearing of cleared config values

supervisor/configure.lua

@@ -907,7 +907,8 @@ local function config_view(display)
     end
 
     local function save_and_continue()
-        for k, v in pairs(tmp_cfg) do
+        for _, field in ipairs(fields) do
+            local k, v = field[1], tmp_cfg[field[1]]
             if v == nil then settings.unset(k) else settings.set(k, v) end
         end
 

supervisor/startup.lua

@@ -21,7 +21,7 @@ local supervisor = require("supervisor.supervisor")
 
 local svsessions = require("supervisor.session.svsessions")
 
-local SUPERVISOR_VERSION = "v1.4.4"
+local SUPERVISOR_VERSION = "v1.4.5"
 
 local println = util.println
 local println_ts = util.println_ts