ecore: add some documentation for efl_loop_future_scheduler_get.

src/lib/ecore/Ecore_Eo.h

@@ -62,6 +62,12 @@ EAPI int efl_loop_exit_code_process(Eina_Value *value);
 
 #include "efl_loop_consumer.eo.h"
 
+/**
+ * @brief Get the future scheduler for the current loop.
+ *
+ * @param[in] An object which is either a loop or a loop consumer
+ * @return The current loop's future scheduler.
+ */
 EAPI Eina_Future_Scheduler *efl_loop_future_scheduler_get(const Eo *obj);
 
 #include "efl_loop_fd.eo.h"