Add bom finder to download widget

_includes/build.gradle

@@ -8,7 +8,7 @@ apply plugin: "io.spring.dependency-management"
 
 dependencyManagement {
      imports {
-          mavenBom '{@= groupId @}:spring-cloud-zookeeper:{@= version @}'
+          mavenBom '{@= groupId @}:spring-cloud-zookeeper:{@= findBom(version) @}'
      }
 }
 

_includes/custom.js

@@ -0,0 +1,8 @@
+var defaultBomVersion = "Angel.SR3";
+var boms = {
+  "1.0.0.BUILD-SNAPSHOT": "Brixton.BUILD-SNAPSHOT"
+};
+function findBom(version) {
+    if (boms[version]) return boms[version];
+    return defaultBomVersion;
+}

_includes/pom.xml

@@ -3,7 +3,7 @@
         <dependency>
             <groupId>{@= groupId @}</groupId>
             <artifactId>spring-cloud-zookeeper</artifactId>
-            <version>{@= version @}</version>
+            <version>{@= findBom(version) @}</version>
             <type>pom</type>
             <scope>import</scope>
         </dependency>

index.html

@@ -44,6 +44,7 @@ Spring Cloud Zookeeper features:
 <span id="quick-start"></span>
 ## Quick Start
 
+<script type="text/javascript">{% include custom.js %}</script>
 {% include download_widget.md %}
 
 As long as Spring Cloud Zookeeper, [Apache Curator](http://curator.apache.org/) and the Zookeeper Java Client are on the