doc: Amend capitalization of word JavaScript

PR-URL: https://github.com/nodejs/node/pull/3285
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Roman Reiss <me@silverwind.io>

doc/api/net.markdown

@@ -171,7 +171,7 @@ refer to an entry in `\\?\pipe\` or `\\.\pipe\`. Any characters are permitted,
 but the latter may do some processing of pipe names, such as resolving `..`
 sequences. Despite appearances, the pipe name space is flat.  Pipes will *not
 persist*, they are removed when the last reference to them is closed. Do not
-forget javascript string escaping requires paths to be specified with
+forget JavaScript string escaping requires paths to be specified with
 double-backslashes, such as:
 
     net.createServer().listen(

doc/node.1

@@ -35,7 +35,7 @@ Execute without arguments to start the REPL.
 
 .SH DESCRIPTION
 
-Node.js is a set of libraries for javascript which allows
+Node.js is a set of libraries for JavaScript which allows
 it to be used outside of the browser. It is primarily
 focused on creating simple, easy to build network clients
 and servers.