Translation of UI (german and english)

Bugfix for feeds
    - removed categories related and up
    - load new books now working
    - category random now working
login page is free of non accessible elements
boolean custom column is vivible in UI
books with only with certain languages can be shown
book shelfs can be deleted from UI
Anonymous user view is more resticted
Added browse of series in sidebar
Dependencys in vendor folder are updated to newer versions (licencs files are now present)
Bugfix editing Authors names
Made upload on windows working

vendor/tornado/options.py

@@ -56,6 +56,18 @@ We support `datetimes <datetime.datetime>`, `timedeltas
 the top-level functions in this module (`define`, `parse_command_line`, etc)
 simply call methods on it.  You may create additional `OptionParser`
 instances to define isolated sets of options, such as for subcommands.
+
+.. note::
+
+   By default, several options are defined that will configure the
+   standard `logging` module when `parse_command_line` or `parse_config_file`
+   are called.  If you want Tornado to leave the logging configuration
+   alone so you can manage it yourself, either pass ``--logging=none``
+   on the command line or do the following to disable it in code::
+
+       from tornado.options import options, parse_command_line
+       options.logging = None
+       parse_command_line()
 """
 
 from __future__ import absolute_import, division, print_function, with_statement
@@ -67,7 +79,7 @@ import sys
 import os
 import textwrap
 
-from tornado.escape import _unicode
+from tornado.escape import _unicode, native_str
 from tornado.log import define_logging_options
 from tornado import stack_context
 from tornado.util import basestring_type, exec_in
@@ -192,6 +204,13 @@ class OptionParser(object):
                         (name, self._options[name].file_name))
         frame = sys._getframe(0)
         options_file = frame.f_code.co_filename
+
+        # Can be called directly, or through top level define() fn, in which
+        # case, step up above that frame to look for real caller.
+        if (frame.f_back.f_code.co_filename == options_file and
+                frame.f_back.f_code.co_name == 'define'):
+            frame = frame.f_back
+
         file_name = frame.f_back.f_code.co_filename
         if file_name == options_file:
             file_name = ""
@@ -259,10 +278,14 @@ class OptionParser(object):
         If ``final`` is ``False``, parse callbacks will not be run.
         This is useful for applications that wish to combine configurations
         from multiple sources.
+
+        .. versionchanged:: 4.1
+           Config files are now always interpreted as utf-8 instead of
+           the system default encoding.
         """
         config = {}
-        with open(path) as f:
-            exec_in(f.read(), config, config)
+        with open(path, 'rb') as f:
+            exec_in(native_str(f.read()), config, config)
         for name in config:
             if name in self._options:
                 self._options[name].set(config[name])
@@ -360,6 +383,8 @@ class _Mockable(object):
 
 
 class _Option(object):
+    UNSET = object()
+
     def __init__(self, name, default=None, type=basestring_type, help=None,
                  metavar=None, multiple=False, file_name=None, group_name=None,
                  callback=None):
@@ -374,10 +399,10 @@ class _Option(object):
         self.group_name = group_name
         self.callback = callback
         self.default = default
-        self._value = None
+        self._value = _Option.UNSET
 
     def value(self):
-        return self.default if self._value is None else self._value
+        return self.default if self._value is _Option.UNSET else self._value
 
     def parse(self, value):
         _parse = {