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/werkzeug/posixemulation.py

@@ -14,7 +14,7 @@ r"""
     This module was introduced in 0.6.1 and is not a public interface.
     It might become one in later versions of Werkzeug.
 
-    :copyright: (c) 2013 by the Werkzeug Team, see AUTHORS for more details.
+    :copyright: (c) 2014 by the Werkzeug Team, see AUTHORS for more details.
     :license: BSD, see LICENSE for more details.
 """
 import sys
@@ -23,9 +23,12 @@ import errno
 import time
 import random
 
+from ._compat import to_unicode
+from .filesystem import get_filesystem_encoding
+
 
 can_rename_open_file = False
-if os.name == 'nt': # pragma: no cover
+if os.name == 'nt':  # pragma: no cover
     _rename = lambda src, dst: False
     _rename_atomic = lambda src, dst: False
 
@@ -37,17 +40,15 @@ if os.name == 'nt': # pragma: no cover
         _MoveFileEx = ctypes.windll.kernel32.MoveFileExW
 
         def _rename(src, dst):
-            if not isinstance(src, unicode):
-                src = unicode(src, sys.getfilesystemencoding())
-            if not isinstance(dst, unicode):
-                dst = unicode(dst, sys.getfilesystemencoding())
+            src = to_unicode(src, get_filesystem_encoding())
+            dst = to_unicode(dst, get_filesystem_encoding())
             if _rename_atomic(src, dst):
                 return True
             retry = 0
             rv = False
             while not rv and retry < 100:
                 rv = _MoveFileEx(src, dst, _MOVEFILE_REPLACE_EXISTING |
-                                           _MOVEFILE_WRITE_THROUGH)
+                                 _MOVEFILE_WRITE_THROUGH)
                 if not rv:
                     time.sleep(0.001)
                     retry += 1