Update rspec syntax to v3

update rspec syntax to v3

change syntax to rspec v3

oops. fix typo

mailers classes with rspec3 syntax

helpers with rspec3 syntax

jobs with rspec3 syntax

serializers with rspec3 syntax

views with rspec3 syntax

support to rspec3 syntax

category spec with rspec3 syntax

spec/models/user_profile_spec.rb

@@ -3,7 +3,7 @@ require 'spec_helper'
 describe UserProfile do
   it 'is created automatically when a user is created' do
     user = Fabricate(:evil_trout)
-    user.user_profile.should be_present
+    expect(user.user_profile).to be_present
   end
 
   describe 'rebaking' do
@@ -12,11 +12,11 @@ describe UserProfile do
       user_profile.update_columns(bio_raw: "test", bio_cooked: "broken", bio_cooked_version: nil)
 
       problems = UserProfile.rebake_old(10)
-      problems.length.should == 0
+      expect(problems.length).to eq(0)
 
       user_profile.reload
-      user_profile.bio_cooked.should == "<p>test</p>"
-      user_profile.bio_cooked_version.should == UserProfile::BAKED_VERSION
+      expect(user_profile.bio_cooked).to eq("<p>test</p>")
+      expect(user_profile.bio_cooked_version).to eq(UserProfile::BAKED_VERSION)
     end
   end
 
@@ -34,7 +34,7 @@ describe UserProfile do
 
     it "doesn't support really long bios" do
       user_profile = Fabricate.build(:user_profile_long)
-      user_profile.should_not be_valid
+      expect(user_profile).not_to be_valid
     end
 
     describe 'after save' do
@@ -65,7 +65,7 @@ describe UserProfile do
     end
 
     it 'should markdown the raw_bio and put it in cooked_bio' do
-      user.user_profile.bio_cooked.should == "<p><strong>turtle power!</strong></p>"
+      expect(user.user_profile.bio_cooked).to eq("<p><strong>turtle power!</strong></p>")
     end
   end