Fix Roadmap feature list table and Stable Features table on Support page.

--
MOS_MIGRATED_REVID=102122126
diff --git a/site/roadmap.md b/site/roadmap.md
index 090bc7d..44b2dc4 100644
--- a/site/roadmap.md
+++ b/site/roadmap.md
@@ -39,7 +39,13 @@
 We will update this list when reaching each milestone; some milestones may also
 be refined if appropriate.
 
-<table class="table table-condensed table-striped table-bordered">
+<table class="table table-condensed table-bordered">
+  <colgroup>
+    <col class="roadmap-col-phase"/>
+    <col class="roadmap-col-milestone"/>
+    <col class="roadmap-col-date"/>
+    <col class="roadmap-col-features"/>
+  </colgroup>
   <thead>
     <tr>
       <th>Phase</th>
@@ -65,9 +71,9 @@
     <tr><td>Support for fetching dependencies from <a href="http://bazel.io/docs/build-encyclopedia.html#maven_jar">Maven repositories</a>
         and <a href="http://bazel.io/docs/build-encyclopedia.html#http_archive">web servers</a></td></tr>
     <tr>
-      <td rowspan="24"><b>Beta</b></td>
-      <td rowspan="8"><b>0.1</b></td>
-      <td rowspan="8"><b>2015-09</b></td>
+      <td rowspan="25"><b>Beta</b></td>
+      <td rowspan="9"><b>0.1</b></td>
+      <td rowspan="9"><b>2015-09</b></td>
       <td>P0. Binary distribution for Linux & OS X</td<
     </tr>
     <tr><td>P0. Public <a href="http://ci.bazel.io">continuous integration system</a></td></tr>
diff --git a/site/support.md b/site/support.md
index 933df62..bb5c398 100644
--- a/site/support.md
+++ b/site/support.md
@@ -99,31 +99,45 @@
 our internal testing should ensure that there are no major breakages.
 
 <table class="table table-condensed table-striped table-bordered">
+  <colgroup>
+    <col class="support-col-rules" />
+    <col class="support-col-notes" />
+  </colgroup>
   <thead>
-    <tr><th>Rules</th></tr>
+    <tr>
+      <th>Rules</th>
+      <th>Notes</th>
+    </tr>
   </thead>
   <tbody>
     <tr>
       <td>C/C++ rules except <code>cc_toolchain</code> and <code>cc_toolchain_suite</code></td>
+      <td></td>
     </tr>
     <tr>
       <td>Java rules except <code>java_toolchain</code></td>
+      <td></td>
     </tr>
     <tr>
       <td>Android rules except <code>android_ndk_repository</code> and
         <code>android_sdk_repository</code></td>
+      <td></td>
     </tr>
     <tr>
       <td><code>genrule</code></td>
+      <td></td>
     </tr>
     <tr>
       <td><code>genquery</code></td>
+      <td></td>
     </tr>
     <tr>
       <td><code>test_suite</code></td>
+      <td></td>
     </tr>
     <tr>
       <td><code>filegroup</code></td>
+      <td></td>
     </tr>
     <tr>
       <td><code>config_setting</code></td>
@@ -148,8 +162,8 @@
 
 <table class="table table-condensed table-striped table-bordered">
   <colgroup>
-    <col width="30%"/>
-    <col/>
+    <col class="support-col-rules" />
+    <col class="support-col-notes" />
   </colgroup>
   <thead>
     <tr>