make the gentoo release script a little more user-agnostic
Replace deprecated interfaces with the new one
Introduce userdom_manage_user_tmp_chr_files interface
Allow admin users to manage user tmp chr_files

Needed when building initrds.
add in travis config for testing
Fix bug 530918 - Allow lvm_t socket creation perms to handle cryptsetup luksFormat
Fix bug #529430 - Various policy fixes to support lvmetad, dmeventd/lvm-monitoring