fixed crash on open (on old devices like Desire Z) due to use of js engine reserved keyword 'default'
download queue implementation #2
Merge branch 'dynamic-structure' of https://github.com/smartcampuslab/comuneintasca into dynamic-structure

# By raman
# Via raman
* 'dynamic-structure' of https://github.com/smartcampuslab/comuneintasca:
  replace collection-repeat with infinite lists