fix architecture: x86_64

Change-Id: Ib48649e7139caa76e9a210d09d682d8436b7f8cd
Add HOST_linux-x86_64

Change-Id: I709613302a5df822c6ace07c91017c25568250d3
fix find-jdk-tools-jar for relative symlinks

Change-Id: I306acc5fa9225745277058e1a00a6afe539dca41
Remove schedtool and don't use all the processors

Change-Id: I5d39d2b55cb618c30cc3065fe97ebdd5543c86f1