test_multilocus.rb: Move the mouse to see the color

Depending on where the mouse stayed we may (or may not) see the color.
Thus we move the mouse elsewhere so that it won't disturb the hover
state of the element of interest.

browser/test/functional/test_multilocus.rb

@@ -199,6 +199,9 @@ class TestMultilocus < BrowserTest
       name.click
       $b.until { not $b.tag_item('0')[:name].present? }
 
+      # Move the mouse elsewhere
+      $b.clone_in_scatterplot('77').hover
+
       $b.until {$b.clone_info('25')[:name].style('color') ==  'rgba(220, 50, 47, 1)' }
     end
   end
@@ -374,6 +377,9 @@ class TestMultilocus < BrowserTest
       $b.clone_info('25')[:star].click
       $b.element(:id => 'tagElem_0').click
 
+      # Move the mouse elsewhere
+      $b.clone_in_scatterplot('72').hover
+
       $b.until {$b.clone_info('25')[:name].style('color') ==  'rgba(220, 50, 47, 1)' } # clone 25 should have changed color
       assert ( not $b.clone_info('88')[:name].style('color') ==  'rgba(220, 50, 47, 1)' ) , "clone 88 (second of the selection) haven't chaged color "