added new API method pbjs.getNoBids() (#1056)

* added new API method pbjs.getNoBids()

* Fix typo

dev-docs/publisher-api-reference.md

@@ -29,6 +29,7 @@ This page has documentation for the public API methods of Prebid.js.
   * [.getHighestCpmBids([adUnitCode])](#module_pbjs.getHighestCpmBids)
   * [.getAllWinningBids()](#module_pbjs.getAllWinningBids)
   * [.getAllPrebidWinningBids()](#module_pbjs.getAllPrebidWinningBids)
+  * [.getNoBids()](#module_pbjs.getNoBids)
   * [.setTargetingForGPTAsync([codeArr])](#module_pbjs.setTargetingForGPTAsync)
   * [.setTargetingForAst()](#module_pbjs.setTargetingForAst)
   * [.renderAd(doc, id)](#module_pbjs.renderAd)
@@ -442,6 +443,16 @@ Use this method to get all of the bids that have won their respective auctions b
 
 <hr class="full-rule">
 
+<a name="module_pbjs.getNoBids"></a>
+
+### pbjs.getNoBids() ⇒ `Array`
+
+Use this method to get all of the bid requests that resulted in a NO_BID.  These are bid requests that were sent to a bidder but, for whatever reason, the bidder decided not to bid on.  Used by debugging snippet in [Tips for Troubleshooting](http://prebid.org/dev-docs/troubleshooting-tips.html).
+
++ `pbjs.getNoBids()`: returns an array of bid request objects that were deliberately not bid on by a bidder.
+
+<hr class="full-rule">
+
 <a name="module_pbjs.setTargetingForGPTAsync"></a>
 
 ### pbjs.setTargetingForGPTAsync([codeArr])