Merge pull request #253 from ialja/master

Optimize some code in index view and js
Support to search for events in all countries
return all countries when there's no country filter
fixing sloppiness
add clsing div tag to the view event page
Merge pull request #255 from sparkica/country_less

Added support to search by all countries
Merge pull request #258 from Konviser/master

add closing div tag to the view event page