Windows 7 Loader v1.7.7 (x86 & x64)

* Improved free drive letter assignment
* Corrected some grammar
* Added random SLIC encryption support, this means everyones SLIC will have a unique encryption
* Added GRLDR file size randomization
* Added GRLDR v0.97-DAZ+SEC-R2. This is just a minor version to support the random encryption
* Added SLIC table detection (BIOS mod and software, it can tell the difference)
* Added support for Advent, Medion and Nokia
* Added various new OEM SLP serials