Fix missing documentation for many clock faces:

* Move from .c to .h as needed for consistency.
* When missing from both, copy from pull request or wiki.
* When missing entirely, infer functionality from source code.

movement/watch_faces/complication/flashlight_face.h

@@ -25,9 +25,9 @@
 #ifndef FLASHLIGHT_FACE_H_
 #define FLASHLIGHT_FACE_H_
 
-#include "movement.h"
-
 /*
+ * FLASHLIGHT face
+ *
  * A flashlight for use with the Flashlight sensor board.
  *
  * When the watch face appears, the display will show "FL" in the top two positions.
@@ -35,6 +35,8 @@
  *
  */
 
+#include "movement.h"
+
 typedef struct {
     // Anything you need to keep track of, put it here!
     uint8_t unused;