Joomla Update is not in Update component- 2.5 to 3

Running Joomla 2.5.14 upgrading to Joomla 3

1. In Components > Joomla Update > Options : set to short term support

2. I went to extensions > Extensions manager > options > preferences : Update caching in 0 hours

3. I then purged cache and discovered 

4. In Components > Joomla Update