Return list of alive job ids in info response.

Change-Id: Ie67a1c3964a31c2f50ebab3437c4b53b9f506cd2

warden-protocol/lib/warden/protocol/info.rb

@@ -74,6 +74,8 @@ class BandwidthStat < BaseMessage
       optional :cpu_stat, CpuStat, 41
       optional :disk_stat, DiskStat, 42
       optional :bandwidth_stat, BandwidthStat, 43
+
+      repeated :job_ids, :uint64, 44
     end
   end
 end

warden-protocol/lib/warden/protocol/version.rb

@@ -2,6 +2,6 @@
 
 module Warden
   module Protocol
-    VERSION = "0.0.9"
+    VERSION = "0.0.10"
   end
 end

warden-protocol/spec/info_spec.rb

@@ -113,4 +113,13 @@
       subject.should be_valid
     end
   end
+
+  field :job_ids do
+    it_should_be_optional
+
+    it "should allow one or more job ids" do
+      subject.job_ids = [1, 2]
+      subject.should be_valid
+    end
+  end
 end