remove some unused utility functions
enable preloading again
keyoard navigation
make bookmark buttons inline elments, not paragraphs
use more semantic html tags
reenable demand based collection updates
simplify hint handling to work only on collections
move collection gathering into server
add session ui requests to stats
optimize imports
fix crawler not producing error messages, fix nullpointer exception
import Predef by default again
allow combination of strategies via andthen
make a strategy out of unseenNext
combine unseenNext and recheckOld strategies
extract strategies into own object
improve crawler errors
reactivate Yno-predef
more fancy strategies
even more fancy strategies