base_utils: Remove semicolons and unecessary \.

Signed-off-by: Ross Brattain <ross.b.brattain@intel.com>
base_utils: Remove unused param _stats.

Signed-off-by: Ross Brattain <ross.b.brattain@intel.com>
job: Convert optional_fields to dict literal.

Signed-off-by: Ross Brattain <ross.b.brattain@intel.com>
base_packages: host will not be defined in the else clause. This should have been hostline

Signed-off-by: Ross Brattain <ross.b.brattain@intel.com>
base_packages: s/insall/install

Signed-off-by: Ross Brattain <ross.b.brattain@intel.com>