A bunch of updates, mostly because of the use of an updated toolchain, and an updated whitelist.
* JB:
Updated whitelist (there's no version bump because only the whitelist has been updated, and you can simply replace the one in linkjail/etc on your Kindle from the one in the zip)
* Fonts v4.5.N:
Updated FT libs & binaries (updated ft, fc, new tc)
* ScreenSavers v0.21.N:
Updated binaries (updated coreutils, new tc)
* USBNetwork v0.33.N:
Updated binaries (updated rsync, new tc)
Try to fix dos line endings in the config file (instead of considering it broken and falling back to defaults).
The x-tc tarball has been updated accordingly (FYI, bumped GCC to 4.5 from Linaro & binutils to 2.21)
A slight note to users of the Fonts hack: If you suddenly happen to encounter weird issues with an FT override (particularly the 'white screen/broken font' folks), please do let me know, updating the compiler & flags might have brought its share of weirdness

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