moved language selection back, default value for restriction columns

Merge branch 'master' into Develop

# Conflicts:
#	cps/editbooks.py

cps/config_sql.py

@@ -73,11 +73,11 @@ class _Settings(_Base):
     config_default_role = Column(SmallInteger, default=0)
     config_default_show = Column(SmallInteger, default=6143)
     config_columns_to_ignore = Column(String)
-    config_restricted_tags = Column(String)
-    config_allowed_tags = Column(String)
+    config_restricted_tags = Column(String, default="")
+    config_allowed_tags = Column(String, default="")
     config_restricted_column = Column(SmallInteger, default=0)
-    config_restricted_column_value = Column(String)
-    config_allowed_column_value = Column(String)
+    config_restricted_column_value = Column(String, default="")
+    config_allowed_column_value = Column(String, default="")
 
     config_use_google_drive = Column(Boolean, default=False)
     config_google_drive_folder = Column(String)
@@ -111,6 +111,9 @@ class _Settings(_Base):
 
     config_updatechannel = Column(Integer, default=constants.UPDATE_STABLE)
 
+    config_reverse_proxy_login_header_name = Column(String)
+    config_allow_reverse_proxy_header_login = Column(Boolean, default=False)
+
     def __repr__(self):
         return self.__class__.__name__
 
@@ -264,8 +267,7 @@ class _ConfigSQL(object):
         for k, v in self.__dict__.items():
             if k[0] == '_':
                 continue
-            if hasattr(s, k):  # and getattr(s, k, None) != v:
-                # log.debug("_Settings save '%s' = %r", k, v)
+            if hasattr(s, k):
                 setattr(s, k, v)
 
         log.debug("_ConfigSQL updating storage")
@@ -288,12 +290,18 @@ def _migrate_table(session, orm_class):
             try:
                 session.query(column).first()
             except exc.OperationalError as err:
-                log.debug("%s: %s", column_name, err)
+                log.debug("%s: %s", column_name, err.args[0])
                 if column.default is not None:
                     if sys.version_info < (3, 0):
                         if isinstance(column.default.arg,unicode):
                             column.default.arg = column.default.arg.encode('utf-8')
-                column_default = "" if column.default is None else ("DEFAULT %r" % column.default.arg)
+                if column.default is None:
+                    column_default = ""
+                else:
+                    if isinstance(column.default.arg, bool):
+                        column_default = ("DEFAULT %r" % int(column.default.arg))
+                    else:
+                        column_default = ("DEFAULT %r" % column.default.arg)
                 alter_table = "ALTER TABLE %s ADD COLUMN `%s` %s %s" % (orm_class.__tablename__,
                                                                         column_name,
                                                                         column.type,