* Remove support for the Poor Man fstab
* Remove checks for the missing ARCH kernel variable
* Remove .ashrc which is anyway only read once per login
* Cleanup PATH variable
Change-Id: Ic32e5749fba502dfa38d4d538860e717580bad60
Also fix a potential issue where host tools would be compiled
dynamically under MINIX.
This also updates proto.common.dynamic to use the new placement
of the dynamic libraries (/usr/lib)