Added Sources model + controller

commands:
rails generate redmine_plugin_model body_tracking source
project:references name:string description:text
rails generate redmine_plugin_controller body_tracking sources index
create destroy

app/controllers/sources_controller.rb

@@ -0,0 +1,11 @@
+class SourcesController < ApplicationController
+
+  def index
+  end
+
+  def create
+  end
+
+  def destroy
+  end
+end

app/helpers/sources_helper.rb

@@ -0,0 +1,2 @@
+module SourcesHelper
+end

app/models/source.rb

@@ -0,0 +1,2 @@
+class Source < ActiveRecord::Base
+end

app/views/sources/create.html.erb

@@ -0,0 +1 @@
+<h2>SourcesController#create</h2>

app/views/sources/destroy.html.erb

@@ -0,0 +1 @@
+<h2>SourcesController#destroy</h2>

app/views/sources/index.html.erb

@@ -0,0 +1 @@
+<h2>SourcesController#index</h2>