Getting content publishing/unpublishing hooked up (from the content item list)

- moved publishing control to the Contents module
- included some prep for adding bulk actions and filtering to the content item list
- publish, unpublish and remove actions need downlevel interstitial pages (functionality only workes w/ JS at the moment)

--HG--
branch : dev

src/Orchard.Web/Core/Contents/Permissions.cs

@@ -0,0 +1,58 @@
+using System.Collections.Generic;
+using Orchard.Security.Permissions;
+
+namespace Orchard.Core.Contents {
+    public class Permissions : IPermissionProvider {
+        public static readonly Permission PublishOthersContent = new Permission { Description = "Publish or unpublish content for others", Name = "PublishOthersContent" };
+        public static readonly Permission PublishContent = new Permission { Description = "Publish or unpublish content", Name = "PublishContent", ImpliedBy = new[] { PublishOthersContent } };
+        public static readonly Permission EditOthersContent = new Permission { Description = "Edit content for others", Name = "EditOthersContent", ImpliedBy = new[] { PublishOthersContent } };
+        public static readonly Permission EditContent = new Permission { Description = "Edit content", Name = "EditContent", ImpliedBy = new[] { EditOthersContent, PublishContent } };
+        public static readonly Permission DeleteOthersContent = new Permission { Description = "Delete content for others", Name = "DeleteOthersContent" };
+        public static readonly Permission DeleteContent = new Permission { Description = "Delete content", Name = "DeleteContent", ImpliedBy = new[] { DeleteOthersContent } };
+
+        public static readonly Permission MetaListContent = new Permission { ImpliedBy = new[] { EditContent, PublishContent, DeleteContent } };
+
+        public string ModuleName {
+            get {
+                return "Content";
+            }
+        }
+
+        public IEnumerable<Permission> GetPermissions() {
+            return new Permission[] {
+                EditContent,
+                EditOthersContent,
+                PublishContent,
+                PublishOthersContent,
+                DeleteContent,
+                DeleteOthersContent,
+            };
+        }
+
+        public IEnumerable<PermissionStereotype> GetDefaultStereotypes() {
+            return new[] {
+                new PermissionStereotype {
+                    Name = "Administrator",
+                    Permissions = new[] {PublishOthersContent,EditOthersContent,DeleteOthersContent}
+                },
+                new PermissionStereotype {
+                    Name = "Editor",
+                    Permissions = new[] {PublishOthersContent,EditOthersContent,DeleteOthersContent}
+                },
+                new PermissionStereotype {
+                    Name = "Moderator",
+                    //Permissions = new[] {}
+                },
+                new PermissionStereotype {
+                    Name = "Author",
+                    Permissions = new[] {PublishContent,EditContent,DeleteContent}
+                },
+                new PermissionStereotype {
+                    Name = "Contributor",
+                    Permissions = new[] {EditContent}
+                },
+            };
+        }
+
+    }
+}