enriquealdana,
Sorry that you are seeing this issue.
Can you please switch to a new workspace and then import your projects into your new workspace and check whether you can see CVS or SVN options under team ?
If you are still facing issues in new workspace, can you please answer some more questions to help us investigate further :
1) Can you please mention how did you update to MyEclipse 2013 ? Also, please mention from where did you download the installer file ?
2) Can you please check whether CVS repository perspective is opening or not ? Go to Window > Open perspective > Other > CVS repository exploring.
3) Can you please mention how did you install SVN in MyEclipse 2013 ?