diff --git a/build.sbt b/build.sbt
index 569e462..8768568 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,6 +1,6 @@
 val Organization = "io.github.gitbucket"
 val Name = "gitbucket"
-val GitBucketVersion = "4.14.1"
+val GitBucketVersion = "4.15.0-SNAPSHOT"
 val ScalatraVersion = "2.5.0"
 val JettyVersion = "9.3.19.v20170502"
 
@@ -21,8 +21,8 @@
   "amateras-snapshot" at "http://amateras.sourceforge.jp/mvn-snapshot/"
 )
 libraryDependencies ++= Seq(
-  "org.eclipse.jgit"                %  "org.eclipse.jgit.http.server" % "4.7.0.201704051617-r",
-  "org.eclipse.jgit"                %  "org.eclipse.jgit.archive"     % "4.7.0.201704051617-r",
+  "org.eclipse.jgit"                %  "org.eclipse.jgit.http.server" % "4.8.0.201706111038-r",
+  "org.eclipse.jgit"                %  "org.eclipse.jgit.archive"     % "4.8.0.201706111038-r",
   "org.scalatra"                    %% "scalatra"                     % ScalatraVersion,
   "org.scalatra"                    %% "scalatra-json"                % ScalatraVersion,
   "org.json4s"                      %% "json4s-jackson"               % "3.5.1",
diff --git a/src/main/java/JettyLauncher.java b/src/main/java/JettyLauncher.java
index 94525fd..849ed3c 100644
--- a/src/main/java/JettyLauncher.java
+++ b/src/main/java/JettyLauncher.java
@@ -40,7 +40,7 @@
                             }
                             break;
                         case "--max_file_size":
-                            System.setProperty("gitbucket.maxFileSize", dim[2]);
+                            System.setProperty("gitbucket.maxFileSize", dim[1]);
                             break;
                         case "--gitbucket.home":
                             System.setProperty("gitbucket.home", dim[1]);
diff --git a/src/main/scala/gitbucket/core/controller/RepositorySettingsController.scala b/src/main/scala/gitbucket/core/controller/RepositorySettingsController.scala
index 4ef39e3..8d003f5 100644
--- a/src/main/scala/gitbucket/core/controller/RepositorySettingsController.scala
+++ b/src/main/scala/gitbucket/core/controller/RepositorySettingsController.scala
@@ -150,7 +150,7 @@
   get("/:owner/:repository/settings/branches")(ownerOnly { repository =>
     val protecteions = getProtectedBranchList(repository.owner, repository.name)
     html.branches(repository, protecteions, flash.get("info"))
-  });
+  })
 
   /** Update default branch */
   post("/:owner/:repository/settings/update_default_branch", defaultBranchForm)(ownerOnly { (form, repository) =>
diff --git a/src/main/scala/gitbucket/core/plugin/Plugin.scala b/src/main/scala/gitbucket/core/plugin/Plugin.scala
index c2a5ecb..7f135e5 100644
--- a/src/main/scala/gitbucket/core/plugin/Plugin.scala
+++ b/src/main/scala/gitbucket/core/plugin/Plugin.scala
@@ -122,6 +122,16 @@
   def pullRequestHooks(registry: PluginRegistry, context: ServletContext, settings: SystemSettings): Seq[PullRequestHook] = Nil
 
   /**
+   * Override to add repository headers.
+   */
+  val repositoryHeaders: Seq[(RepositoryInfo, Context) => Option[Html]] = Nil
+
+  /**
+   * Override to add repository headers.
+   */
+  def repositoryHeaders(registry: PluginRegistry, context: ServletContext, settings: SystemSettings): Seq[(RepositoryInfo, Context) => Option[Html]] = Nil
+
+  /**
    * Override to add global menus.
    */
   val globalMenus: Seq[(Context) => Option[Link]] = Nil
@@ -266,6 +276,9 @@
     (pullRequestHooks ++ pullRequestHooks(registry, context, settings)).foreach { pullRequestHook =>
       registry.addPullRequestHook(pullRequestHook)
     }
+    (repositoryHeaders ++ repositoryHeaders(registry, context, settings)).foreach { repositoryHeader =>
+      registry.addRepositoryHeader(repositoryHeader)
+    }
     (globalMenus ++ globalMenus(registry, context, settings)).foreach { globalMenu =>
       registry.addGlobalMenu(globalMenu)
     }
@@ -287,8 +300,8 @@
     (dashboardTabs ++ dashboardTabs(registry, context, settings)).foreach { dashboardTab =>
       registry.addDashboardTab(dashboardTab)
     }
-    (issueSidebars ++ issueSidebars(registry, context, settings)).foreach { issueSidebar =>
-      registry.addIssueSidebar(issueSidebar)
+    (issueSidebars ++ issueSidebars(registry, context, settings)).foreach { issueSidebarComponent =>
+      registry.addIssueSidebar(issueSidebarComponent)
     }
     (assetsMappings ++ assetsMappings(registry, context, settings)).foreach { assetMapping =>
       registry.addAssetsMapping((assetMapping._1, assetMapping._2, getClass.getClassLoader))
diff --git a/src/main/scala/gitbucket/core/plugin/PluginRegistory.scala b/src/main/scala/gitbucket/core/plugin/PluginRegistory.scala
index 715bd91..b0f2749 100644
--- a/src/main/scala/gitbucket/core/plugin/PluginRegistory.scala
+++ b/src/main/scala/gitbucket/core/plugin/PluginRegistory.scala
@@ -48,6 +48,7 @@
   private val pullRequestHooks = new ListBuffer[PullRequestHook]
   pullRequestHooks += new gitbucket.core.util.Notifier.PullRequestHook()
 
+  private val repositoryHeaders = new ListBuffer[(RepositoryInfo, Context) => Option[Html]]
   private val globalMenus = new ListBuffer[(Context) => Option[Link]]
   private val repositoryMenus = new ListBuffer[(RepositoryInfo, Context) => Option[Link]]
   private val repositorySettingTabs = new ListBuffer[(RepositoryInfo, Context) => Option[Link]]
@@ -132,6 +133,10 @@
 
   def getPullRequestHooks: Seq[PullRequestHook] = pullRequestHooks.toSeq
 
+  def addRepositoryHeader(repositoryHeader: (RepositoryInfo, Context) => Option[Html]): Unit = repositoryHeaders += repositoryHeader
+
+  def getRepositoryHeaders: Seq[(RepositoryInfo, Context) => Option[Html]] = repositoryHeaders.toSeq
+
   def addGlobalMenu(globalMenu: (Context) => Option[Link]): Unit = globalMenus += globalMenu
 
   def getGlobalMenus: Seq[(Context) => Option[Link]] = globalMenus.toSeq
diff --git a/src/main/twirl/gitbucket/core/dashboard/sidebar.scala.html b/src/main/twirl/gitbucket/core/dashboard/sidebar.scala.html
index 600ea73..9f59a2f 100644
--- a/src/main/twirl/gitbucket/core/dashboard/sidebar.scala.html
+++ b/src/main/twirl/gitbucket/core/dashboard/sidebar.scala.html
@@ -14,7 +14,7 @@
     } else {
       <li><form class="sidebar-form"><input type="text" id="filter-box" class="form-control input-sm" placeholder="Find repository"/></form></li>
       @userRepositories.zipWithIndex.map { case (repository, i) =>
-        <li class="menu-item-hover">
+        <li class="repo-link menu-item-hover">
           @if(repository.owner == context.loginAccount.get.userName){
             <a href="@helpers.url(repository)">@gitbucket.core.helper.html.repositoryicon(repository, false) <span class="strong">@repository.name</span></a>
           } else {
@@ -30,7 +30,7 @@
     } else {
       <li><form class="sidebar-form"><input type="text" id="filter-box" class="form-control input-sm" placeholder="Find repository"/></form></li>
       @recentRepositories.zipWithIndex.map { case (repository, i) =>
-        <li class="menu-item-hover">
+        <li class="repo-link menu-item-hover">
           <a href="@helpers.url(repository)">@gitbucket.core.helper.html.repositoryicon(repository, false) <span>@repository.owner/<span class="strong">@repository.name</span></span></a>
         </li>
       }
diff --git a/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html b/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html
index 4b0fb88..cbd732d 100644
--- a/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html
+++ b/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html
@@ -148,8 +148,8 @@
   <input type="hidden" name="assignedUserName" value=""/>
 }
 @issue.map { issue =>
-  @gitbucket.core.plugin.PluginRegistry().getIssueSidebars.map { sidebar =>
-    @sidebar(issue, repository, context)
+  @gitbucket.core.plugin.PluginRegistry().getIssueSidebars.map { sidebarComponent =>
+    @sidebarComponent(issue, repository, context)
   }
   <hr/>
   <div style="margin-bottom: 14px;">
diff --git a/src/main/twirl/gitbucket/core/menu.scala.html b/src/main/twirl/gitbucket/core/menu.scala.html
index c6f5f70..3106881 100644
--- a/src/main/twirl/gitbucket/core/menu.scala.html
+++ b/src/main/twirl/gitbucket/core/menu.scala.html
@@ -74,6 +74,11 @@
         @gitbucket.core.helper.html.information(info)
         @gitbucket.core.helper.html.error(error)
         <div class="head">
+          <div class="pull-right">
+            @gitbucket.core.plugin.PluginRegistry().getRepositoryHeaders.map { repositoryHeaderComponent =>
+              @repositoryHeaderComponent(repository, context)
+            }
+          </div>
           @gitbucket.core.helper.html.repositoryicon(repository, true)
           <a href="@helpers.url(repository.owner)">@repository.owner</a> / <a href="@helpers.url(repository)" class="strong">@repository.name</a>