Merge pull request #606 from AyuntamientoMadrid/proposal-code

uses the month (%m) instead of the minute (%M) in the proposal code

app/models/proposal.rb

@@ -65,7 +65,7 @@ class Proposal < ActiveRecord::Base
   end
 
   def code
-    "#{Setting.value_for("proposal_code_prefix")}-#{created_at.strftime('%Y-%M')}-#{id}"
+    "#{Setting.value_for("proposal_code_prefix")}-#{created_at.strftime('%Y-%m')}-#{id}"
   end
 
   def after_commented

spec/models/proposal_spec.rb

@@ -125,7 +125,7 @@ describe Proposal do
   it "should have a code" do
     Setting.find_by(key: "proposal_code_prefix").update(value: "TEST")
     proposal = create(:proposal)
-    expect(proposal.code).to eq "TEST-#{proposal.created_at.strftime('%Y-%M')}-#{proposal.id}"
+    expect(proposal.code).to eq "TEST-#{proposal.created_at.strftime('%Y-%m')}-#{proposal.id}"
   end
 
   describe "#editable?" do