change bootsync.sh to bootscript.sh and output console to /boot.log

change bootsync.sh to bootscript.sh
and create new bootsync.sh invoke the bootscript.sh ,logging info to
/boot.log ,so we can see what's wrong...
a few cleanups and use tee to log to screen and file.
start cleaning up some things
disable the kernel boot line automated pxe script - it uses bash
add extra log files for spawned processes, so tee doesn't block
Couple of typos
Merge pull request #463 from SvenDowideit/log-boot-script

log boot script output to file.
Merge pull request #478 from pierrerochard/master

Couple of typos
It needs contents under /tmp to execute tce-load at runtime.

And also /mnt/$PARTNAME/tmp should be writable for anyone just like /tmp was.
generating certificates finally works more often than it doesn't
Merge pull request #482 from YungSang/topic

It needs contents under /tmp to execute tce-load at runtime.
add the aufs3-loopback patch, and update to latest 3.15.10 kernel
Merge pull request #477 from SvenDowideit/generate_certs

Generate certs
These commands can't be run more than once, so can't be in make_iso.sh
Merge pull request #484 from SvenDowideit/fix-chaining-Dockerfiles-to-make-custom-isos

These commands can't be run more than once, so can't be in make_iso.sh
Merge pull request #483 from SvenDowideit/fix-devmapper-crash

add the aufs3-loopback patch, and update to latest 3.15.10 kernel
ouch. missing slash.
Merge pull request #485 from SvenDowideit/missing-slash

ouch. missing slash.
fix 'sudo -i and sudo su -'
Bump to 1.2.0