lib/libem.bash: set link according new directory structure

lib/libem.bash

@@ -375,8 +375,8 @@ function _set_link() {
 
 	local x
 	IFS='/' x=(${_path})
-	local -r _target="../"$(eval printf "../%.s" {1..${#x[@]}})${EM_ETCDIR##*/}/"${EM_FAMILY}/${P}"
-	ln -fs "${_target}" "${EM_MODULENAME##*/}"
+	local -r _target="../"$(eval printf "../%.s" {1..${#x[@]}})${EM_ETCDIR##*/}/"${EM_FAMILY}/${P}/modulefile"
+	ln -fhs "${_target}" "${EM_MODULENAME##*/}"
 	)
 }