Fixed: wrong commit committed_date.

app/helpers/git_helper.rb

@@ -93,8 +93,9 @@ module GitHelper
   end
 
   def split_commits_by_date(commits)
-    commits.sort{|x, y| y.authored_date <=> x.authored_date}.inject({}) do |h, commit|
-      dt = commit.authored_date
+    # See: https://github.com/gitlabhq/gitlabhq/blob/master/app/views/projects/commits/_commits.html.haml#L1
+    commits.sort{|x, y| y.committed_date <=> x.committed_date}.inject({}) do |h, commit|
+      dt = commit.committed_date
       h[dt.year] ||= {}
       h[dt.year][dt.month] ||= {}
       h[dt.year][dt.month][dt.day] ||= []

app/presenters/git_presenters/commit_as_message_presenter.rb

@@ -61,7 +61,7 @@ class GitPresenters::CommitAsMessagePresenter < ApplicationPresenter
   end
 
   def content?
-    !content.blank?
+    content.present?
   end
 
   def caption?

app/views/projects/git/commits/_commits.html.haml

@@ -9,7 +9,7 @@
   - by_month.each_pair do |month, by_day|
     - by_day.each_pair do |day, commits|
       .date-block
-        .date= raw l(commits.first.authored_date, format: :date_block_format)
+        .date= raw l(commits.first.committed_date, format: :date_block_format)
         .messages
           - commits.each_with_index do |commit|
             - GitPresenters::CommitAsMessagePresenter.present(commit, project: @project) do |presenter|