Initial support for PG 10.0, per #2214 (missed some files)

web/pgadmin/browser/server_groups/servers/databases/schemas/sequences/templates/sequence/sql/10.0_plus/get_def.sql

@@ -0,0 +1,11 @@
+SELECT
+    last_value,
+    seqmin AS min_value,
+    seqmax AS max_value,
+    seqstart AS start_value,
+    seqcache AS cache_value,
+    seqcycle AS is_cycled,
+    seqincrement AS increment_by,
+    is_called
+FROM pg_sequence, {{ conn|qtIdent(data.schema) }}.{{ conn|qtIdent(data.name) }}
+WHERE seqrelid = '{{ conn|qtIdent(data.schema) }}.{{ conn|qtIdent(data.name) }}'::regclass

web/pgadmin/browser/server_groups/servers/templates/connect/sql/10.0_plus/check_recovery.sql

@@ -0,0 +1,9 @@
+SELECT CASE WHEN usesuper
+       THEN pg_is_in_recovery()
+       ELSE FALSE
+       END as inrecovery,
+       CASE WHEN usesuper AND pg_is_in_recovery()
+       THEN pg_is_wal_replay_paused()
+       ELSE FALSE
+       END as isreplaypaused
+FROM pg_user WHERE usename=current_user

web/pgadmin/browser/server_groups/servers/tests/test_check_recovery.py

@@ -0,0 +1,46 @@
+import os
+
+from pgadmin.utils.route import BaseTestGenerator
+from regression.python_test_utils import test_utils
+
+
+class TestCheckRecovery(BaseTestGenerator):
+
+    scenarios = [
+        ("Test for check recovery", dict())
+    ]
+
+    def runTest(self):
+
+        cursor = test_utils.get_db_connection(self.server['db'],
+                                              self.server['username'],
+                                              self.server['db_password'],
+                                              self.server['host'],
+                                              self.server['port']).cursor()
+
+        if cursor is not None and cursor.connection is not None:
+            server_version = cursor.connection.server_version
+            if server_version >= 100000:
+                version = '10.0_plus'
+            elif server_version >= 90000:
+                version = '9.0_plus'
+            else:
+                version = 'default'
+
+            template_file = os.path.join(
+                os.path.dirname(__file__), "../templates/connect/sql", version,
+                "check_recovery.sql"
+            )
+
+            cursor.execute(open(template_file, 'r').read())
+            fetch_result = cursor.fetchall()
+
+            first_row = {}
+            for index, description in enumerate(cursor.description):
+                first_row[description.name] = fetch_result[0][index]
+
+            in_recovery = first_row['inrecovery']
+            wal_paused = first_row['isreplaypaused']
+
+            self.assertEqual(False, in_recovery)
+            self.assertEqual(False, wal_paused)