Cleanup persistent mac addresses from Centos 6.4

Signed-off-by: Ken Barber <ken@bob.sh>
Merge pull request #666 from kbarber/centos-64-persisent-net

Cleanup persistent mac addresses from Centos 6.4
Add fusion vmware tools install scripts to Centos 6.4

Signed-off-by: Ken Barber <ken@bob.sh>
Fix ordering of rm and umount for fusion tools

Signed-off-by: Ken Barber <ken@bob.sh>
Change CentOS vault URLs to a working mirror.

Direct links to ISOs on vault.centos.org redirect to
http://vault.centos.org/notonvault.html with instructions
to use mirror.symnds.com for ISO downloads.
Merge pull request #669 from jalessio/master

URLs for CentOS ISOs are not working. Replaced with recommended mirror.
Merge pull request #667 from kbarber/fusion_centos_64

Add fusion vmware tools install scripts to Centos 6.4