Fix Explore Map link text
Fix Explore Map link text

The helper classes 'visible-xs-inline' and 'visible-xs-inline-block'
were added in Bootstrap 3.2
This backports that class temporarily, until we update Bootstrap

Fixes #1840

clever-crow-consulting/otm-core,maurizi/otm-core,maurizi/otm-core,RickMohr/otm-core,maurizi/otm-core,RickMohr/otm-core,recklessromeo/otm-core,recklessromeo/otm-core,RickMohr/otm-core,maurizi/otm-core,recklessromeo/otm-core,clever-crow-consulting/otm-core,RickMohr/otm-core,recklessromeo/otm-core,clever-crow-consulting/otm-core,clever-crow-consulting/otm-core