Merge branch '439-build-system-check-for-loaded-modules-doesn-t-work-with-lua-modules' into 'master'

Resolve "build-system: check for loaded modules doesn't work with Lua modules"

Closes #439

See merge request Pmodules/src!471

Pmodules/libpbuild.bash

@@ -793,7 +793,9 @@ _build_module() {
 	#	$1	module name
 	#
 	bm::is_loaded() {
-		[[ :${LOADEDMODULES}: =~ :$1: ]]
+		[[ :${LOADEDMODULES}: =~ :$1: ]] && return 0
+		[[ :${LOADEDMODULES}: =~ :$1.lua: ]] && return 0
+		return 1
 	}
 
 	bm::load_overlays(){