Changelog and Contributors: Use Release.tracMilestone() for the trac milestone

Closes jquerygh-17

Author: timmywil

README.md

@@ -75,6 +75,11 @@ creating the tag.
 Defines the shell for the changelog. The changelog is created by concatenating
 the shell, the commit log, and the issue list.
 
+#### tracMilestone()
+
+If using Trac, return a different milestone to be used in the queries to
+generate a changelog and list of contributors. Defaults to `newVersion`.
+
 #### issueTracker
 
 Which type of issue tracker is being used for the project. Must be either

lib/changelog.js

@@ -17,6 +17,10 @@ Release.define({
 		return "";
 	},
 
+	tracMilestone: function() {
+		return Release.newVersion;
+	},
+
 	_generateCommitChangelog: function() {
 		var commits,
 			commitRef = "[%h](http://github.com/jquery/" + Release.project + "/commit/%H)",
@@ -62,7 +66,7 @@ Release.define({
 
 	_generateTracChangelog: function() {
 		console.log( "Adding Trac tickets..." );
-		return Release.trac( "/query?milestone=" + Release.newVersion + "&resolution=fixed" +
+		return Release.trac( "/query?milestone=" + Release.tracMilestone() + "&resolution=fixed" +
 			"&col=id&col=component&col=summary&order=component" ) + "\n";
 	},
 

lib/contributors.js

@@ -45,7 +45,7 @@ Release.define({
 
 	_gatherTracContributors: function() {
 		var url = "/report/" + Release.contributorReportId +
-			"?V=" + Release.newVersion + "&max=-1";
+			"?V=" + Release.tracMilestone() + "&max=-1";
 
 		return Release.trac( url )
 			.split( /\r?\n/ )