Update rebuild cleanup functions
Fix issue #5 missing mkisofs on linux
Fix issue #5 again. And some other improvements
Update LICENSE. Issue #6
Replace occurences of package.box with ${BOX}.box

In case the user creates and manages different vagrant base boxes,
it is good practise to identify them with a unique name.
It does not add any overhead to the normal use
Merge pull request #8 from EmmanuelKasper/create_named_boxes

Replace occurences of package.box with ${BOX}.box
Updated to Wheezy 7.2
Readme tweak
Merge pull request #10 from alexmarchant/master

Update from Wheezy 7.1 to Wheezy 7.2
Replace RU mirrors with Debian CDN
Add Bitdeli Badge
Change sataportcount -> portcount for Virtualbox 4.3
Country changes to US
Change ISO url
Comment out manual addition of vbox extensions
Uncomment setting MD5 and ISO_GUESTADDITIONS.

Resolves dotzero/vagrant-debian-wheezy-64#11.
Merge pull request #13 from xurizaemon/issue-11

#11 #13 Uncomment setting MD5 and ISO_GUESTADDITIONS.
Permit script to run headless (do not require desktop session).
Merge pull request #14 from xurizaemon/issue-14

Permit script to run headless (do not require desktop session). issue #14
Use `--portcount` (>=4.3) or `--sataportcount` (<4.3) depending on VBox version.

Fixes dotzero/vagrant-debian-wheezy-64#15.