docs: Update references of specific versions to use Latest Supported.

fixes #160

Signed-off-by: Lucas Holmquist <[email protected]>

Author: lholmquist

README.md

@@ -54,7 +54,7 @@ binary or structured format, and determine what version of the CloudEvents
 specification you want to send the event as.
 
 By default, the `HTTPEmitter` will emit events over HTTP POST using the
-1.0 specification, in binary mode. You can emit 0.3 events by providing
+latest supported specification, in binary mode. You can emit version specific events by providing
 the specication version in the constructor to `HTTPEmitter`. To send
 structured events, add that string as a parameter to `emitter.sent()`.
 

examples/express-ex/README.md

@@ -6,7 +6,7 @@
 npm start
 ```
 
-## Spec v1.0
+## Latest Supported Spec (v1.0)
 
 
 __A Structured One__