Random doc fixes

doc/api/_toc.markdown

@@ -11,7 +11,6 @@
 * [Buffers](buffers.html)
 * [Streams](streams.html)
 * [Crypto](crypto.html)
-  * [Secure Streams](securepair.html)
 * [TLS/SSL](tls.html)
 * [String Decoder](string_decoder.html)
 * [File System](fs.html)

doc/api/all.markdown

@@ -12,7 +12,7 @@
 @include buffers
 @include streams
 @include crypto
-@include securepair
+@include tls
 @include string_decoder
 @include fs
 @include path
@@ -27,6 +27,8 @@
 @include script
 @include child_processes
 @include assert
+@include tty
+@include os
 
 # Appendixes
 @include appendix_1

doc/api/os.markdown

@@ -2,6 +2,6 @@
 
 Use `require('os')` to access this module.
 
-### os.getHostname
+### os.getHostname()
 
 Returns the hostname of the operating system.

doc/api/tls.markdown

@@ -27,7 +27,7 @@ Alternatively you can send the CSR to a Certificate Authority for signing.
 `test/fixtures/keys/Makefile` in the Node source code)
 
 
-#### s = tls.connect(port, [host], [options], callback)
+### s = tls.connect(port, [host], [options], callback)
 
 Creates a new client connection to the given `port` and `host`. (If `host`
 defaults to `localhost`.) `options` should be an object which specifies