- updated to 2.20.1

- updated to 2.20.1
- patches synchronized with FreeBSD ports (includes recent changes from WinAVR project)

Changed files:
    crossavr-binutils-atmega32u6.patch -> 1.2
    crossavr-binutils-avr-coff.patch -> 1.2
    crossavr-binutils-data-origin.patch -> 1.2
    crossavr-binutils-gcc44.patch -> 1.2
    crossavr-binutils-new-devices.patch -> 1.1
    crossavr-binutils-new-sections.patch -> 1.2
    crossavr-binutils-xmega.patch -> 1.2
    crossavr-binutils-xmega2.patch -> 1.2
    crossavr-binutils.spec -> 1.35