Fix disappearing logout link

Also add header link when user is already logged in and is reloading
the browser which does not change the session

Closes COUCHDB-2357
Revert "Url-encode document-ids properly"

This reverts commit 92964af8ee93c53677b8abaea9463fd9ae7a4d7f.

This causes that you can not save an edited design document
import index module
load indexes module
add couch watermark
add window-resizeable-half class
use <%- instead of <%=
load new view also on click in dropdown
resizing two-panes
import template-styles
delete routes in documents
use new queryoptions-tray
use preview screen to give some feedback
remove old viewindex stuff
fix route
document style
style alldocs-items
deactivate json view - it is not in the current scope
fix padding
fix design doc metadata padding