Merge pull request 'Fix some warnings' (#2539) from fix_some_warnings into master

Reviewed-on: MineClone2/MineClone2#2539

mods/ENVIRONMENT/mcl_weather/rain.lua

@@ -2,6 +2,7 @@ local PARTICLES_COUNT_RAIN = tonumber(minetest.settings:get("mcl_weather_rain_pa
 local PARTICLES_COUNT_THUNDER = tonumber(minetest.settings:get("mcl_weather_thunder_particles")) or 900
 
 local get_connected_players = minetest.get_connected_players
+local mgname = minetest.get_mapgen_setting("mg_name")
 
 mcl_weather.rain = {
 	-- max rain particles created at time

mods/HUD/mcl_info/init.lua

@@ -106,7 +106,7 @@ local function info()
 	end
 	after(refresh_interval, info)
 end
-info()
+minetest.after(0,info)
 
 minetest.register_on_leaveplayer(function(p)
 	local name = p:get_player_name()

mods/ITEMS/mcl_beacons/mod.conf

@@ -1,2 +1,3 @@
+name = mcl_beacons
 author=chmodsayshello
 depends=mcl_formspec, mcl_init, mcl_wip, mesecons_mvps, mcl_core, mcl_sounds, awards, mcl_achievements, mcl_mobitems, mcl_nether