diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index b79be2446..71f4d8ea9 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -42,7 +42,7 @@ class UserMailer < ActionMailer::Base
   end
 
   def issue_assign_notification(issue, user)
-    @user, @issue = user, issue
+    @issue = issue
     mail(
       :to       => email_with_name(user, user.email),
       :subject  => subject_for_issue(@issue)
diff --git a/app/models/key_pair.rb b/app/models/key_pair.rb
index 54f306116..ca8a3fe8c 100644
--- a/app/models/key_pair.rb
+++ b/app/models/key_pair.rb
@@ -21,7 +21,9 @@ class KeyPair < ActiveRecord::Base
   protected
 
     def check_keys
-      dir = Dir.mktmpdir('keys-', "#{APP_CONFIG['root_path']}/tmp")
+      tmp = "#{APP_CONFIG['root_path']}/tmp"
+      system "sudo chown `whoami` #{tmp} && chmod 1777 #{tmp}"
+      dir = Dir.mktmpdir('keys-', tmp)
       begin
         %w(pubring secring).each do |kind|
           filename = "#{dir}/#{kind}"
diff --git a/app/presenters/comment_presenter.rb b/app/presenters/comment_presenter.rb
index ddab23e53..db69cf852 100644
--- a/app/presenters/comment_presenter.rb
+++ b/app/presenters/comment_presenter.rb
@@ -81,7 +81,7 @@ class CommentPresenter < ApplicationPresenter
   end
 
   def date
-    @date ||= I18n.l(@comment.updated_at, :format => :long)
+    @date ||= I18n.l(@comment.created_at, :format => :long)
   end
 
   def comment_id?
diff --git a/app/presenters/git_presenters/commit_as_message_presenter.rb b/app/presenters/git_presenters/commit_as_message_presenter.rb
index 2d611d04e..26bc17c7b 100644
--- a/app/presenters/git_presenters/commit_as_message_presenter.rb
+++ b/app/presenters/git_presenters/commit_as_message_presenter.rb
@@ -13,16 +13,16 @@ class GitPresenters::CommitAsMessagePresenter < ApplicationPresenter
                       else
                         opts[:project]
                       end
-    if @project
-      commit = commit || @project.repo.commit(comment.created_from_commit_hash.to_s(16))
+    commit = commit || @project.repo.commit(comment.created_from_commit_hash.to_s(16)) if @project
 
+    if @project && commit
       @committer = User.where(:email => commit.committer.email).first || commit.committer
       @commit_hash = commit.id
       @committed_date, @authored_date = commit.committed_date, commit.authored_date
       @commit_message = commit.message
     else
       @committer = t('layout.commits.unknown_committer')
-      @commit_hash = comment.created_from_commit_hash
+      @commit_hash = comment.created_from_commit_hash.to_s(16)
       @committed_date = @authored_date = comment.created_at
       @commit_message = t('layout.commits.deleted')
     end
diff --git a/app/views/user_mailer/issue_assign_notification.en.haml b/app/views/user_mailer/issue_assign_notification.en.haml
index 3aa4a049a..91522375b 100644
--- a/app/views/user_mailer/issue_assign_notification.en.haml
+++ b/app/views/user_mailer/issue_assign_notification.en.haml
@@ -1,7 +1,3 @@
-%p== Hello, #{@user.user_appeal}.
-
-
 %p You have been assigned to issue #{ link_to @issue.title, project_issue_url(@issue.project, @issue) }
 
-
-= render 'footer'
+= render 'footer'
\ No newline at end of file
diff --git a/app/views/user_mailer/issue_assign_notification.ru.haml b/app/views/user_mailer/issue_assign_notification.ru.haml
index 5b5dcd7d5..616f120de 100644
--- a/app/views/user_mailer/issue_assign_notification.ru.haml
+++ b/app/views/user_mailer/issue_assign_notification.ru.haml
@@ -1,7 +1,3 @@
-%p== Здравствуйте, #{@user.user_appeal}.
-
-
 %p Вам была назначена задача #{ link_to @issue.title, project_issue_url(@issue.project, @issue) }
 
-
-= render 'footer'
+= render 'footer'
\ No newline at end of file
diff --git a/config/locales/models/advisory.en.yml b/config/locales/models/advisory.en.yml
index fe3e1a16f..db8ccbef4 100644
--- a/config/locales/models/advisory.en.yml
+++ b/config/locales/models/advisory.en.yml
@@ -1,7 +1,7 @@
 en:
   layout:
     advisories:
-      atom_header: Advisories
+      atom_title: Advisories
       list_header: Advisories
       form_header: New advisory
       project_name: Project
diff --git a/lib/modules/models/markdown.rb b/lib/modules/models/markdown.rb
index 1890b5923..55fe6c288 100644
--- a/lib/modules/models/markdown.rb
+++ b/lib/modules/models/markdown.rb
@@ -173,7 +173,7 @@ module Modules
 
       def reference_issue(identifier)
         if issue = Issue.find_by_hash_tag(identifier, current_ability, @project)
-          url = project_issue_path(@project.owner, @project.name, issue.serial_id)
+          url = project_issue_path(issue.project.owner, issue.project.name, issue.serial_id)
           title = "#{Issue.model_name.human}: #{issue.title}"
           link_to(identifier, url, html_options.merge(title: title, class: "gfm gfm-issue #{html_options[:class]}"))
         end
@@ -183,15 +183,16 @@ module Modules
         issue = Issue.find_by_hash_tag(identifier, current_ability, @project, '!')
         if pull_request = issue.pull_request
           title = "#{PullRequest.model_name.human}: #{pull_request.title}"
-          link_to(identifier, project_pull_request_path(@project, pull_request), html_options.merge(title: title, class: "gfm gfm-pull_request #{html_options[:class]}"))
+          link_to(identifier, project_pull_request_path(pull_request.to_project, pull_request), html_options.merge(title: title, class: "gfm gfm-pull_request #{html_options[:class]}"))
         end
       end
 
       def reference_commit(identifier)
         if commit = @project.repo.commit(identifier)
-          link_to shortest_hash_id(@commit.id), commit_path(options[:project], @commit.id)
-          title = GitPresenters::CommitAsMessagePresenter.present(commit, :project => @project).caption
-          link_to(identifier, commit_path(@project, commit), html_options.merge(title: title, class: "gfm gfm-commit #{html_options[:class]}"))
+          link_to shortest_hash_id(commit.id), commit_path(@project, commit.id)
+          title = GitPresenters::CommitAsMessagePresenter.present(commit, :project => @project) do |presenter|
+            link_to(identifier, commit_path(@project, commit), html_options.merge(title: presenter.caption, class: "gfm gfm-commit #{html_options[:class]}"))
+          end
         end
       end
     end
diff --git a/spec/mailers/user_mailer_spec.rb b/spec/mailers/user_mailer_spec.rb
index 95b8fd7f8..72c8674ec 100644
--- a/spec/mailers/user_mailer_spec.rb
+++ b/spec/mailers/user_mailer_spec.rb
@@ -64,10 +64,6 @@ describe UserMailer do
       @email.from.should == [APP_CONFIG['do-not-reply-email']]
     end
 
-    it 'should assign user name' do
-      @email.body.encoded.should match(@user.name)
-    end
-
     it 'should assign issue title' do
       @email.body.encoded.should match(@issue.title)
     end