[#138] Fix width problem of view counter box
[#138] Fix width problem of view counter box

The box showing the number of views for the page doesn't widen as needed
in some browsers leading to text overflow for some translations.
Fix this by replacing width with min-width in the style sheet.

akvo/akvo-rsr,akvo/akvo-rsr,akvo/akvo-rsr,akvo/akvo-rsr