Only display build results from today on pulse

Too much to display otherwise. Better we get a backend call
for a unified _jobhistory to display this.

src/api/app/controllers/webui/projects/pulse_controller.rb

@@ -18,7 +18,7 @@ def update_pulse
         end
 
         pulse = @project.project_log_entries.where(datetime: range).order(datetime: :asc)
-        @builds = pulse.where(event_type: [:build_fail, :build_success])
+        @builds = pulse.where(event_type: [:build_fail, :build_success]).where(datetime: 24.hours.ago..Time.zone.now)
         @new_packages = pulse.where(event_type: :create_package)
         @deleted_packages = pulse.where(event_type: :delete_package)
         @branches = pulse.where(event_type: :branch_command)

src/api/app/views/webui2/webui/projects/pulse/_pulse_list.html.haml

@@ -63,6 +63,8 @@
 
     %h5#pulse-builds
       Builds
+      %small
+        (in the last 24 hours)
     %hr
     %ul.list-unstyled
       - builds.each do |log_entry|

src/api/app/views/webui2/webui/projects/pulse/_pulse_list_builds.html.haml

@@ -9,7 +9,7 @@
   been
   = link_to('#pulse-builds') do
     = builds.values.sum
-    builds
+    builds in the last 24 hours
   of which
   %b.text-danger
     = builds['build_fail']