rebuild generator
multiprocessing's Pool is ugly, messes of troubles;
So I willnot use it anymore, I will implement the pool only
for rux
update to v0.5.5
Merge branch 'dev'

* dev:
  update to v0.5.5
  multiprocessing's Pool is ugly, messes of troubles; So I willnot use it anymore, I will implement the pool only for rux
  rebuild generator
rm todo.txt
update theme default