use #hover instead of execute_script hacks

features/step_definitions/aspects_steps.rb

 When /^I click on "([^"]*)" aspect edit icon$/ do |aspect_name|
   within(".all_aspects") do
     li = find('li', text: aspect_name)
-    page.execute_script("$('#aspects_list li:contains(\\'#{aspect_name}\\') .modify_aspect').css('display', 'block');") # TODO HACK please replace me by li.hover when capybara will be fixed
+    li.hover
     li.find('.modify_aspect').click
   end
 end

features/step_definitions/conversations_steps.rb

@@ -41,6 +41,7 @@ Then /^I should see "([^"]*)" as part of the participants popover$/ do |name|
 end
 
 Then /^I close the participants popover$/ do
-  find('.popover-title .close', visible: false).click
+  find('.popover').hover
+  find('.popover-title .close').click
 end
 

features/step_definitions/custom_web_steps.rb

@@ -114,7 +114,7 @@ And /^I want to mention (?:him|her) from the profile$/ do
 end
 
 And /^I hover over the "([^"]+)"$/ do |element|
-  page.execute_script("$(\"#{element}\").first().addClass('hover')")
+  find("#{element}", match: :first).hover
 end
 
 When /^I prepare the deletion of the first post$/ do