Drop the imagemagick patch from HHVM-9999 as it's fixed upstream
Add lots of || die all over hhvm-9999
New folly version.
Adding HHVM 3.0.0 and 3.0.1 ebuilds.
Update HHVM-9999 ebuild
Add imagemagick use flag and depend on imagemagick only if necessary.
Drop all the logic necessary to support libevent as it's no longer used.
Shorten Release/Debug build logic.