RC1.2
- May have aditional bugs (not tested in depth)
- The first time that app is run, the list of ebooks can be loaded
(exception)
- When the folder is changed, the sort type selected isn't according to
the
sort of the list.

TODO:
  * Fix bugs: Icon of ebooks is not shown properly when the list is
ordered by date.
  * Optimize performance
  
See Readme for more info about bugs and new improvements. A lot to do!

Signed-off-by: Sergio Carrasco (moncayo) <scarrascoh@gmail.com>