Thought I would post this link for everyone to clear up any confusion on custom ROMS.
What Is Odex And Deodex In Android [Complete Guide]
edit: another slightly different perspective
http://www.wugfresh.com/guides/deodex/
What Is Odex And Deodex In Android [Complete Guide]
edit: another slightly different perspective
http://www.wugfresh.com/guides/deodex/