excise some internal references.

R=r
DELTA=209  (65 added, 114 deleted, 30 changed)
OCL=35718
CL=35721

doc/effective_go.html

@@ -1696,8 +1696,10 @@ used by both <code>TestEncoder</code> and <code>TestDecoder</code>.
 
 <p>
 This data-driven style dominates in the Go package tests.
+<!--
 <br>
-<!-- search for for.*range here -->
+link to go code search for 'for.*range' here
+-->
 </p>
 
 <h3 id="reflect.DeepEqual">Use reflect.DeepEqual to compare complex values</h3>

doc/go_tutorial.html

@@ -57,7 +57,7 @@ Next up, here's a version of the Unix utility <code>echo(1)</code>:
 <p>
 07    import (
 08        &quot;os&quot;;
-09        &quot;flag&quot;;
+09        &quot;flag&quot;;  // command line option parser
 10    )
 <p>
 12    var n_flag = flag.Bool(&quot;n&quot;, false, &quot;don't print final newline&quot;)

doc/progs/echo.go

@@ -6,7 +6,7 @@ package main
 
 import (
 	"os";
-	"flag";
+	"flag";  // command line option parser
 )
 
 var n_flag = flag.Bool("n", false, "don't print final newline")

src/pkg/runtime/runtime.h

@@ -413,8 +413,7 @@ void	lock(Lock*);
 void	unlock(Lock*);
 
 /*
- * sleep and wakeup on one-time events, like
- * Notification (but shorter to type).
+ * sleep and wakeup on one-time events.
  * before any calls to notesleep or notewakeup,
  * must call noteclear to initialize the Note.
  * then, any number of threads can call notesleep