Let genode_org run script work on various platforms
Switch off regulators when closing session
USB 3.0 & exynos5: don't close regulator session

When leaving constructor of EHCI & XHCI driver don't close the regulator session,
otherwise it'll power down the device.
Extend l4linux_dynamic run-script with SATA driver

* Add platform_drv for usb_drv, sd_card_drv and ahci
* Add ahci driver and part_blk on top of it
* add linux instance using SATA partition
* add VIM using SATA partition
run: restrict ports solely for qemu case

Sometimes the ports are not freed up quick enough by the host system after the
first test finished. The port restriction is mainly required for qemu, so don't
use it for bare metal hardware tests.
ahci & exynos5: do test repetitions in ahci_bench
ahci & exynos5: opt-in app and part in ahci_bench
ahci & exynos5: adjust ouput format in ahci_bench