init, changed a few things for GEIGERnet-Server, added sounds for receiving RDS message

config.lua

@@ -0,0 +1,32 @@
+ham_radio.settings = {
+  -- color of RDS messages
+  rds_color = '#4863A0',
+  -- interval between RDS messages (seconds)
+  rds_interval = 10,
+  -- receiver hud position
+  hud_pos = { x = 0.5, y = 0.8 },
+  -- hud message color
+  hud_color = {
+    active = "0xFCAD00",
+    inactive = "0x999999"
+  },
+  -- radio frequency range
+  frequency = {
+    min = 100000,
+    max = 999999
+  },
+  -- range where only one transmitter is permitted
+  locked_frequency = {
+    min = 200000,
+    max = 999999
+  },
+  -- sub-range of locked frequency range
+  beacon_frequency = {
+    min = 500000,
+    max = 999999
+  },
+  -- digiline config
+  digiline_channel = "ham_radio",
+  digiline_rds_channel = "ham_radio_rds",
+  digiline_receiver_channel = "ham_radio_receiver",
+}