Upgraded min SDK versions and target
Start refactoring app
keep working
Integrated CardsUI Library
Added Happenning now card
Images are now cached permanently.
DB is loaded from network, if fails, from cache, if it keeps failing,
from assets.
Add onclick listener to cards.

Image loader to event activity.
add missing files
added image to event detail.

removed unnecessary files.
missing files
Close #15. Work in #18 and #16.
Added time aware string to show the time remaining to start/end an
event.
Merge branch 'master' into 2014
merge branch from master
Merge branch '2014' of https://github.com/albertfdp/arsfest
Add missing files
Merge branch '2014' of https://github.com/albertfdp/arsfest
CardList search closed
Merge branch '2014' of https://github.com/albertfdp/arsfest