Clean and regen docs (#401)

diff --git a/docs/dyn/language_v1beta1.documents.html b/docs/dyn/language_v1beta1.documents.html
index 37ff1bf..5f014c2 100644
--- a/docs/dyn/language_v1beta1.documents.html
+++ b/docs/dyn/language_v1beta1.documents.html
@@ -108,9 +108,8 @@
       "language": "A String", # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.<br>
-          # **Current Language Restrictions:**
-          #
-          #  * Only English, Spanish, and Japanese textual content are supported.
+          # [Language Support](/natural-language/docs/languages)
+          # lists currently supported languages for each API method.
           # If the language (either specified by the caller or automatically detected)
           # is not supported by the called API method, an `INVALID_ARGUMENT` error
           # is returned.
@@ -179,8 +178,7 @@
 { # The sentiment analysis request message.
     "encodingType": "A String", # The encoding type used by the API to calculate sentence offsets for the
         # sentence sentiment.
-    "document": { # ################################################################ # # Input document. Currently, `analyzeSentiment` only supports English text
-        # (Document.language="EN").
+    "document": { # ################################################################ # # Input document.
         #
         # Represents the input to API methods.
       "content": "A String", # The content of the input in string format.
@@ -189,9 +187,8 @@
       "language": "A String", # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.<br>
-          # **Current Language Restrictions:**
-          #
-          #  * Only English, Spanish, and Japanese textual content are supported.
+          # [Language Support](/natural-language/docs/languages)
+          # lists currently supported languages for each API method.
           # If the language (either specified by the caller or automatically detected)
           # is not supported by the called API method, an `INVALID_ARGUMENT` error
           # is returned.
@@ -216,14 +213,15 @@
       "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
           # favor of score. Please refer to our documentation at
           # https://cloud.google.com/natural-language/docs for more information.
+      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+          # (positive sentiment).
       "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
           # the absolute magnitude of sentiment regardless of score (positive or
           # negative).
-      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-          # (positive sentiment).
     },
     "language": "A String", # The language of the text, which will be the same as the language specified
         # in the request or, if not specified, the automatically-detected language.
+        # See Document.language field for more details.
     "sentences": [ # The sentiment for all the sentences in the document.
       { # Represents a sentence in the input document.
         "text": { # Represents an output piece of text. # The sentence text.
@@ -238,11 +236,11 @@
           "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
               # favor of score. Please refer to our documentation at
               # https://cloud.google.com/natural-language/docs for more information.
+          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
           "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
               # the absolute magnitude of sentiment regardless of score (positive or
               # negative).
-          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-              # (positive sentiment).
         },
       },
     ],
@@ -270,9 +268,8 @@
       "language": "A String", # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.<br>
-          # **Current Language Restrictions:**
-          #
-          #  * Only English, Spanish, and Japanese textual content are supported.
+          # [Language Support](/natural-language/docs/languages)
+          # lists currently supported languages for each API method.
           # If the language (either specified by the caller or automatically detected)
           # is not supported by the called API method, an `INVALID_ARGUMENT` error
           # is returned.
@@ -294,14 +291,10 @@
     { # The syntax analysis response message.
     "tokens": [ # Tokens, along with their syntactic information, in the input document.
       { # Represents the smallest syntactic building block of the text.
-        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
-        "dependencyEdge": { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
-          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
-              # This is the index of the token which has an arc going to this token.
-              # The index is the position of the token in the array of tokens returned
-              # by the API method. If this token is a root token, then the
-              # `head_token_index` is its own index.
-          "label": "A String", # The parse label for the token.
+        "text": { # Represents an output piece of text. # The token text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
         },
         "partOfSpeech": { # Represents part of speech information for a token. # Parts of speech tag for this token.
           "case": "A String", # The grammatical case.
@@ -317,11 +310,15 @@
           "proper": "A String", # The grammatical properness.
           "voice": "A String", # The grammatical voice.
         },
-        "text": { # Represents an output piece of text. # The token text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
-              # document according to the EncodingType specified in the API request.
+        "dependencyEdge": { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
+          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
+              # This is the index of the token which has an arc going to this token.
+              # The index is the position of the token in the array of tokens returned
+              # by the API method. If this token is a root token, then the
+              # `head_token_index` is its own index.
+          "label": "A String", # The parse label for the token.
         },
+        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
       },
     ],
     "language": "A String", # The language of the text, which will be the same as the language specified
@@ -341,11 +338,11 @@
           "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
               # favor of score. Please refer to our documentation at
               # https://cloud.google.com/natural-language/docs for more information.
+          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
           "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
               # the absolute magnitude of sentiment regardless of score (positive or
               # negative).
-          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-              # (positive sentiment).
         },
       },
     ],
@@ -364,6 +361,12 @@
 { # The request message for the text annotation API, which can perform multiple
       # analysis types (sentiment, entities, and syntax) in one call.
     "encodingType": "A String", # The encoding type used by the API to calculate offsets.
+    "features": { # All available features for sentiment, syntax, and semantic analysis. # The enabled features.
+        # Setting each one to true will enable that specific analysis for the input.
+      "extractDocumentSentiment": True or False, # Extract document-level sentiment.
+      "extractEntities": True or False, # Extract entities.
+      "extractSyntax": True or False, # Extract syntax information.
+    },
     "document": { # ################################################################ # # Input document.
         #
         # Represents the input to API methods.
@@ -373,9 +376,8 @@
       "language": "A String", # The language of the document (if not specified, the language is
           # automatically detected). Both ISO and BCP-47 language codes are
           # accepted.<br>
-          # **Current Language Restrictions:**
-          #
-          #  * Only English, Spanish, and Japanese textual content are supported.
+          # [Language Support](/natural-language/docs/languages)
+          # lists currently supported languages for each API method.
           # If the language (either specified by the caller or automatically detected)
           # is not supported by the called API method, an `INVALID_ARGUMENT` error
           # is returned.
@@ -384,12 +386,6 @@
           # details, see https://cloud.google.com/storage/docs/reference-uris.
           # NOTE: Cloud Storage object versioning is not supported.
     },
-    "features": { # All available features for sentiment, syntax, and semantic analysis. # The enabled features.
-        # Setting each one to true will enable that specific analysis for the input.
-      "extractDocumentSentiment": True or False, # Extract document-level sentiment.
-      "extractEntities": True or False, # Extract entities.
-      "extractSyntax": True or False, # Extract syntax information.
-    },
   }
 
   x__xgafv: string, V1 error format.
@@ -405,14 +401,10 @@
         # Populated if the user enables
         # AnnotateTextRequest.Features.extract_syntax.
       { # Represents the smallest syntactic building block of the text.
-        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
-        "dependencyEdge": { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
-          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
-              # This is the index of the token which has an arc going to this token.
-              # The index is the position of the token in the array of tokens returned
-              # by the API method. If this token is a root token, then the
-              # `head_token_index` is its own index.
-          "label": "A String", # The parse label for the token.
+        "text": { # Represents an output piece of text. # The token text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
         },
         "partOfSpeech": { # Represents part of speech information for a token. # Parts of speech tag for this token.
           "case": "A String", # The grammatical case.
@@ -428,11 +420,15 @@
           "proper": "A String", # The grammatical properness.
           "voice": "A String", # The grammatical voice.
         },
-        "text": { # Represents an output piece of text. # The token text.
-          "content": "A String", # The content of the output text.
-          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
-              # document according to the EncodingType specified in the API request.
+        "dependencyEdge": { # Represents dependency parse tree information for a token. # Dependency tree parse for this token.
+          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
+              # This is the index of the token which has an arc going to this token.
+              # The index is the position of the token in the array of tokens returned
+              # by the API method. If this token is a root token, then the
+              # `head_token_index` is its own index.
+          "label": "A String", # The parse label for the token.
         },
+        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
       },
     ],
     "entities": [ # Entities, along with their semantic information, in the input document.
@@ -475,11 +471,11 @@
       "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
           # favor of score. Please refer to our documentation at
           # https://cloud.google.com/natural-language/docs for more information.
+      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+          # (positive sentiment).
       "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
           # the absolute magnitude of sentiment regardless of score (positive or
           # negative).
-      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-          # (positive sentiment).
     },
     "language": "A String", # The language of the text, which will be the same as the language specified
         # in the request or, if not specified, the automatically-detected language.
@@ -499,11 +495,11 @@
           "polarity": 3.14, # DEPRECATED FIELD - This field is being deprecated in
               # favor of score. Please refer to our documentation at
               # https://cloud.google.com/natural-language/docs for more information.
+          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
           "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
               # the absolute magnitude of sentiment regardless of score (positive or
               # negative).
-          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
-              # (positive sentiment).
         },
       },
     ],