USBaspLoader v0.96.1 special fixing release

USBaspLoader v0.96.1 special fixing release

  - fix _clearram build error
  - new usbdrv API
  - fix "bootloader__do_spm" error
  - remove Changelog.txt
  - fix Readme.txt
  - optimize codesize

Precompiled bootloader v0.96.1 for atmega8 (Rev.3),
default (Rev.3) schematics clocked with 16 MHz
(not all AVRs are tested, yet! But please report!)

sha1sums are:

d3fd9ccfaff95f5c0001bbb38139ee313341f041	"raw bytecode usbasp"
b09a10d91e46a80ed1052f24a78615780b51130c	"raw bytecode update"

c35e94466980d291e85c9be7156bde55e2594c6d	"elf firmware usbasp"
40a23c1869e2be3c64cdbbb02912eff837336416	"elf firmware update"

897d1086adc0f1dfd64525034104fc75d74dee68	firmware_usbasploader.hex
59ec7ab84431119d5ac3c137c71f6e52e34bcec8	update_usbasploader.hex

Signed-off-by: Stephan Baerwolf <stephan.baerwolf@tu-ilmenau.de>