Release v1.6.0 (#324)

* Update version and changelog for v1.6.0
* Update docs
diff --git a/docs/dyn/androidpublisher_v2.reviews.html b/docs/dyn/androidpublisher_v2.reviews.html
index 0e8d71b..4b64122 100644
--- a/docs/dyn/androidpublisher_v2.reviews.html
+++ b/docs/dyn/androidpublisher_v2.reviews.html
@@ -75,22 +75,23 @@
 <h1><a href="androidpublisher_v2.html">Google Play Developer API</a> . <a href="androidpublisher_v2.reviews.html">reviews</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#get">get(packageName, reviewId)</a></code></p>
+  <code><a href="#get">get(packageName, reviewId, translationLanguage=None)</a></code></p>
 <p class="firstline">Returns a single review.</p>
 <p class="toc_element">
-  <code><a href="#list">list(packageName, token=None, maxResults=None, startIndex=None)</a></code></p>
+  <code><a href="#list">list(packageName, translationLanguage=None, token=None, maxResults=None, startIndex=None)</a></code></p>
 <p class="firstline">Returns a list of reviews.</p>
 <p class="toc_element">
   <code><a href="#reply">reply(packageName, reviewId, body)</a></code></p>
 <p class="firstline">Reply to a single review, or update an existing reply.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="get">get(packageName, reviewId)</code>
+    <code class="details" id="get">get(packageName, reviewId, translationLanguage=None)</code>
   <pre>Returns a single review.
 
 Args:
   packageName: string, Unique identifier for the Android app for which we want reviews; for example, "com.spiffygame". (required)
   reviewId: string, A parameter (required)
+  translationLanguage: string, A parameter
 
 Returns:
   An object of the form:
@@ -109,16 +110,32 @@
         },
         "userComment": { # A comment from a user.
           "appVersionCode": 42, # Integer version code of the app as installed at the time the review was written. May be absent.
+          "originalText": "A String", # Untranslated text of the review, in the case where the review has been translated. If the review has not been translated this is left blank.
           "reviewerLanguage": "A String", # Language code for the reviewer. This is taken from the device settings so is not guaranteed to match the language the review is written in. May be absent.
           "lastModified": { # The last time at which this comment was updated.
             "nanos": 42,
             "seconds": "A String",
           },
+          "thumbsUpCount": 42, # Number of users who have given this review a thumbs up
           "starRating": 42, # The star rating associated with the review, from 1 to 5.
           "text": "A String", # The content of the comment, i.e. review body. In some cases users have been able to write a review with separate title and body; in those cases the title and body are concatenated and separated by a tab character.
           "device": "A String", # Codename for the reviewer's device, e.g. klte, flounder. May be absent.
           "androidOsVersion": 42, # Integer Android SDK version of the user's device at the time the review was written, e.g. 23 is Marshmallow. May be absent.
+          "deviceMetadata": { # Some information about the characteristics of the user's device
+            "screenDensityDpi": 42, # Screen density in DPI
+            "screenHeightPx": 42, # Screen height in pixels
+            "cpuModel": "A String", # Device CPU model e.g. "MSM8974"
+            "productName": "A String", # Device model name (e.g. Droid)
+            "nativePlatform": "A String", # Comma separated list of native platforms (e.g. "arm", "arm7")
+            "deviceClass": "A String", # Device class (e.g. tablet)
+            "cpuMake": "A String", # Device CPU make e.g. "Qualcomm"
+            "ramMb": 42, # Device RAM in Megabytes e.g. "2048"
+            "screenWidthPx": 42, # Screen width in pixels
+            "glEsVersion": 42, # OpenGL version
+            "manufacturer": "A String", # Device manufacturer (e.g. Motorola)
+          },
           "appVersionName": "A String", # String version name of the app as installed at the time the review was written. May be absent.
+          "thumbsDownCount": 42, # Number of users who have given this review a thumbs down
         },
       },
     ],
@@ -126,11 +143,12 @@
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(packageName, token=None, maxResults=None, startIndex=None)</code>
+    <code class="details" id="list">list(packageName, translationLanguage=None, token=None, maxResults=None, startIndex=None)</code>
   <pre>Returns a list of reviews.
 
 Args:
   packageName: string, Unique identifier for the Android app for which we want reviews; for example, "com.spiffygame". (required)
+  translationLanguage: string, A parameter
   token: string, A parameter
   maxResults: integer, A parameter
   startIndex: integer, A parameter
@@ -154,16 +172,32 @@
             },
             "userComment": { # A comment from a user.
               "appVersionCode": 42, # Integer version code of the app as installed at the time the review was written. May be absent.
+              "originalText": "A String", # Untranslated text of the review, in the case where the review has been translated. If the review has not been translated this is left blank.
               "reviewerLanguage": "A String", # Language code for the reviewer. This is taken from the device settings so is not guaranteed to match the language the review is written in. May be absent.
               "lastModified": { # The last time at which this comment was updated.
                 "nanos": 42,
                 "seconds": "A String",
               },
+              "thumbsUpCount": 42, # Number of users who have given this review a thumbs up
               "starRating": 42, # The star rating associated with the review, from 1 to 5.
               "text": "A String", # The content of the comment, i.e. review body. In some cases users have been able to write a review with separate title and body; in those cases the title and body are concatenated and separated by a tab character.
               "device": "A String", # Codename for the reviewer's device, e.g. klte, flounder. May be absent.
               "androidOsVersion": 42, # Integer Android SDK version of the user's device at the time the review was written, e.g. 23 is Marshmallow. May be absent.
+              "deviceMetadata": { # Some information about the characteristics of the user's device
+                "screenDensityDpi": 42, # Screen density in DPI
+                "screenHeightPx": 42, # Screen height in pixels
+                "cpuModel": "A String", # Device CPU model e.g. "MSM8974"
+                "productName": "A String", # Device model name (e.g. Droid)
+                "nativePlatform": "A String", # Comma separated list of native platforms (e.g. "arm", "arm7")
+                "deviceClass": "A String", # Device class (e.g. tablet)
+                "cpuMake": "A String", # Device CPU make e.g. "Qualcomm"
+                "ramMb": 42, # Device RAM in Megabytes e.g. "2048"
+                "screenWidthPx": 42, # Screen width in pixels
+                "glEsVersion": 42, # OpenGL version
+                "manufacturer": "A String", # Device manufacturer (e.g. Motorola)
+              },
               "appVersionName": "A String", # String version name of the app as installed at the time the review was written. May be absent.
+              "thumbsDownCount": 42, # Number of users who have given this review a thumbs down
             },
           },
         ],