Changed repos to icehouse, fixed collectstatic

Add -o Dpkg::Options::="--force-confnew" for upgrade in Ubuntu
Add timesync subkey after install.
New command with timesync - setup.sh install tymesync.
Old syntax - setup.sh install works too.
Change-Id: Ic1226bb08eab03ffc41dad8f8528f620da3b8adb
Merge "Changed repos to icehouse, fixed collectstatic"