Clean and regen docs (#401)

diff --git a/docs/dyn/sqladmin_v1beta4.databases.html b/docs/dyn/sqladmin_v1beta4.databases.html
index 61b86b9..1cf37da 100644
--- a/docs/dyn/sqladmin_v1beta4.databases.html
+++ b/docs/dyn/sqladmin_v1beta4.databases.html
@@ -108,12 +108,13 @@
     { # An Operations resource contains information about database instance operations such as create, delete, and restart. Operations resources are created in response to operations that were initiated; you never create them directly.
     "status": "A String", # The status of an operation. Valid values are PENDING, RUNNING, DONE, UNKNOWN.
     "importContext": { # Database instance import context. # The context for import operation, if applicable.
+      "kind": "sql#importContext", # This is always sql#importContext.
+      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
       "fileType": "A String", # The file type for the specified uri.
           # SQL: The file contains SQL statements.
           # CSV: The file contains CSV data.
-      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
-      "kind": "sql#importContext", # This is always sql#importContext.
       "uri": "A String", # A path to the file in Google Cloud Storage from which the import is made. The URI is in the form gs://bucketName/fileName. Compressed gzip files (.gz) are supported when fileType is SQL.
+      "importUser": "A String", # The PostgreSQL user to use for this import operation. Defaults to cloudsqlsuperuser. Does not apply to MySQL instances.
       "csvImportOptions": { # Options for importing data as CSV.
         "table": "A String", # The table to which CSV data is imported.
         "columns": [ # The columns to which CSV data is imported. If not specified, all columns of the database table are loaded with CSV data.
@@ -146,7 +147,7 @@
     "targetProject": "A String", # The project ID of the target instance related to this operation.
     "targetId": "A String", # Name of the database instance related to this operation.
     "operationType": "A String", # The type of the operation. Valid values are CREATE, DELETE, UPDATE, RESTART, IMPORT, EXPORT, BACKUP_VOLUME, RESTORE_VOLUME, CREATE_USER, DELETE_USER, CREATE_DATABASE, DELETE_DATABASE .
-    "targetLink": "A String", # The URI of the instance related to the operation.
+    "targetLink": "A String",
     "insertTime": "A String", # The time this operation was enqueued in UTC timezone in RFC 3339 format, for example 2012-11-15T16:19:00.094Z.
     "error": { # Database instance operation errors list wrapper. # If errors occurred during processing of this operation, this field will be populated.
       "kind": "sql#operationErrors", # This is always sql#operationErrors.
@@ -216,12 +217,13 @@
     { # An Operations resource contains information about database instance operations such as create, delete, and restart. Operations resources are created in response to operations that were initiated; you never create them directly.
     "status": "A String", # The status of an operation. Valid values are PENDING, RUNNING, DONE, UNKNOWN.
     "importContext": { # Database instance import context. # The context for import operation, if applicable.
+      "kind": "sql#importContext", # This is always sql#importContext.
+      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
       "fileType": "A String", # The file type for the specified uri.
           # SQL: The file contains SQL statements.
           # CSV: The file contains CSV data.
-      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
-      "kind": "sql#importContext", # This is always sql#importContext.
       "uri": "A String", # A path to the file in Google Cloud Storage from which the import is made. The URI is in the form gs://bucketName/fileName. Compressed gzip files (.gz) are supported when fileType is SQL.
+      "importUser": "A String", # The PostgreSQL user to use for this import operation. Defaults to cloudsqlsuperuser. Does not apply to MySQL instances.
       "csvImportOptions": { # Options for importing data as CSV.
         "table": "A String", # The table to which CSV data is imported.
         "columns": [ # The columns to which CSV data is imported. If not specified, all columns of the database table are loaded with CSV data.
@@ -254,7 +256,7 @@
     "targetProject": "A String", # The project ID of the target instance related to this operation.
     "targetId": "A String", # Name of the database instance related to this operation.
     "operationType": "A String", # The type of the operation. Valid values are CREATE, DELETE, UPDATE, RESTART, IMPORT, EXPORT, BACKUP_VOLUME, RESTORE_VOLUME, CREATE_USER, DELETE_USER, CREATE_DATABASE, DELETE_DATABASE .
-    "targetLink": "A String", # The URI of the instance related to the operation.
+    "targetLink": "A String",
     "insertTime": "A String", # The time this operation was enqueued in UTC timezone in RFC 3339 format, for example 2012-11-15T16:19:00.094Z.
     "error": { # Database instance operation errors list wrapper. # If errors occurred during processing of this operation, this field will be populated.
       "kind": "sql#operationErrors", # This is always sql#operationErrors.
@@ -329,12 +331,13 @@
     { # An Operations resource contains information about database instance operations such as create, delete, and restart. Operations resources are created in response to operations that were initiated; you never create them directly.
     "status": "A String", # The status of an operation. Valid values are PENDING, RUNNING, DONE, UNKNOWN.
     "importContext": { # Database instance import context. # The context for import operation, if applicable.
+      "kind": "sql#importContext", # This is always sql#importContext.
+      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
       "fileType": "A String", # The file type for the specified uri.
           # SQL: The file contains SQL statements.
           # CSV: The file contains CSV data.
-      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
-      "kind": "sql#importContext", # This is always sql#importContext.
       "uri": "A String", # A path to the file in Google Cloud Storage from which the import is made. The URI is in the form gs://bucketName/fileName. Compressed gzip files (.gz) are supported when fileType is SQL.
+      "importUser": "A String", # The PostgreSQL user to use for this import operation. Defaults to cloudsqlsuperuser. Does not apply to MySQL instances.
       "csvImportOptions": { # Options for importing data as CSV.
         "table": "A String", # The table to which CSV data is imported.
         "columns": [ # The columns to which CSV data is imported. If not specified, all columns of the database table are loaded with CSV data.
@@ -367,7 +370,7 @@
     "targetProject": "A String", # The project ID of the target instance related to this operation.
     "targetId": "A String", # Name of the database instance related to this operation.
     "operationType": "A String", # The type of the operation. Valid values are CREATE, DELETE, UPDATE, RESTART, IMPORT, EXPORT, BACKUP_VOLUME, RESTORE_VOLUME, CREATE_USER, DELETE_USER, CREATE_DATABASE, DELETE_DATABASE .
-    "targetLink": "A String", # The URI of the instance related to the operation.
+    "targetLink": "A String",
     "insertTime": "A String", # The time this operation was enqueued in UTC timezone in RFC 3339 format, for example 2012-11-15T16:19:00.094Z.
     "error": { # Database instance operation errors list wrapper. # If errors occurred during processing of this operation, this field will be populated.
       "kind": "sql#operationErrors", # This is always sql#operationErrors.
@@ -414,12 +417,13 @@
     { # An Operations resource contains information about database instance operations such as create, delete, and restart. Operations resources are created in response to operations that were initiated; you never create them directly.
     "status": "A String", # The status of an operation. Valid values are PENDING, RUNNING, DONE, UNKNOWN.
     "importContext": { # Database instance import context. # The context for import operation, if applicable.
+      "kind": "sql#importContext", # This is always sql#importContext.
+      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
       "fileType": "A String", # The file type for the specified uri.
           # SQL: The file contains SQL statements.
           # CSV: The file contains CSV data.
-      "database": "A String", # The database (for example, guestbook) to which the import is made. If fileType is SQL and no database is specified, it is assumed that the database is specified in the file to be imported. If fileType is CSV, it must be specified.
-      "kind": "sql#importContext", # This is always sql#importContext.
       "uri": "A String", # A path to the file in Google Cloud Storage from which the import is made. The URI is in the form gs://bucketName/fileName. Compressed gzip files (.gz) are supported when fileType is SQL.
+      "importUser": "A String", # The PostgreSQL user to use for this import operation. Defaults to cloudsqlsuperuser. Does not apply to MySQL instances.
       "csvImportOptions": { # Options for importing data as CSV.
         "table": "A String", # The table to which CSV data is imported.
         "columns": [ # The columns to which CSV data is imported. If not specified, all columns of the database table are loaded with CSV data.
@@ -452,7 +456,7 @@
     "targetProject": "A String", # The project ID of the target instance related to this operation.
     "targetId": "A String", # Name of the database instance related to this operation.
     "operationType": "A String", # The type of the operation. Valid values are CREATE, DELETE, UPDATE, RESTART, IMPORT, EXPORT, BACKUP_VOLUME, RESTORE_VOLUME, CREATE_USER, DELETE_USER, CREATE_DATABASE, DELETE_DATABASE .
-    "targetLink": "A String", # The URI of the instance related to the operation.
+    "targetLink": "A String",
     "insertTime": "A String", # The time this operation was enqueued in UTC timezone in RFC 3339 format, for example 2012-11-15T16:19:00.094Z.
     "error": { # Database instance operation errors list wrapper. # If errors occurred during processing of this operation, this field will be populated.
       "kind": "sql#operationErrors", # This is always sql#operationErrors.