Update runtime files.

runtime/doc/indent.txt

@@ -686,7 +686,7 @@ two spaces relative to the opening paren:
 	  baz)
 <
 Setting this option changes this behavior so that all subforms are aligned to
-the same column:
+the same column, emulating the default behavior of clojure-mode.el:
 >
 	(foo
 	 bar
@@ -698,7 +698,6 @@ This option is off by default.
 	let g:clojure_align_subforms = 0
 <
 
-
 FORTRAN							*ft-fortran-indent*
 
 Block if, select case, where, and forall constructs are indented.  So are