merge in jb-mr0-release history after reset to jb-dev
diff --git a/core/build_id.mk b/core/build_id.mk
index 73e4085..40bb35d 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -1,4 +1,3 @@
-
 #
 # Copyright (C) 2008 The Android Open Source Project
 #
@@ -14,9 +13,20 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+
+#
+# Defines branch-specific values.
+#
+
 # BUILD_ID is usually used to specify the branch name
 # (like "MAIN") or a branch name and a release candidate
-# (like "CRB01").  It must be a single word, and is
+# (like "TC1-RC5").  It must be a single word, and is
 # capitalized by convention.
+#
+BUILD_ID := MASTER
 
-export BUILD_ID=JZO38
+# DISPLAY_BUILD_NUMBER should only be set for development branches,
+# If set, the BUILD_NUMBER (cl) is appended to the BUILD_ID for
+# a more descriptive BUILD_ID_DISPLAY, otherwise BUILD_ID_DISPLAY
+# is the same as BUILD_ID
+DISPLAY_BUILD_NUMBER := true
diff --git a/tools/droiddoc/templates-sdk/assets/css/default.css b/tools/droiddoc/templates-sdk/assets/css/default.css
index 12f7e66..4e27c49 100644
--- a/tools/droiddoc/templates-sdk/assets/css/default.css
+++ b/tools/droiddoc/templates-sdk/assets/css/default.css
@@ -4026,21 +4026,24 @@
 .landing-docs {
   margin:20px 0 0;
 }
-.landing-banner {
-  height:280px;
-}
 .landing-banner .col-6:first-child,
-.landing-docs .col-6:first-child {
+.landing-docs .col-6:first-child,
+.landing-docs .col-12 {
   margin-left:0;
+  min-height:280px;
 }
 .landing-banner .col-6:last-child,
-.landing-docs .col-6:last-child {
+.landing-docs .col-6:last-child,
+.landing-docs .col-12 {
   margin-right:0;
 }
 
 .landing-banner h1 {
   margin-top:0;
 }
+.landing-docs {
+  clear:left;
+}
 .landing-docs h3 {
   font-size:14px;
   line-height:21px;
diff --git a/tools/droiddoc/templates-sdk/docpage.cs b/tools/droiddoc/templates-sdk/docpage.cs
index 963e9cf..3f9c01a 100644
--- a/tools/droiddoc/templates-sdk/docpage.cs
+++ b/tools/droiddoc/templates-sdk/docpage.cs
@@ -44,17 +44,19 @@
   <?cs if:(!fullpage && !header.hide) ?>
     <?cs if:page.landing ?><?cs # header logic for docs that are landing pages ?>
       <div class="landing-banner">
+        <?cs if:page.landing.image ?><?cs # use two-column layout only if there's an image ?>
         <div class="col-6">
-          <?cs if:page.landing.image ?>
           <img src="<?cs var:toroot ?><?cs var:page.landing.image ?>" alt="" />
-          <?cs /if ?>
         </div>
         <div class="col-6">
+        <?cs /if ?>
           <h1 itemprop="name" style="margin-bottom:0;"><?cs var:page.title ?></h1>
           <p itemprop="description"><?cs var:page.landing.intro ?></p>
           
           <p><a class="next-page-link topic-start-link"></a></p>
+        <?cs if:page.landing.image ?>
         </div>
+        <?cs /if ?>
       </div>
     <?cs else ?>
       <h1 itemprop="name"><?cs var:page.title ?></h1>