Small layout improvements in Section 4.
Small change in layout for Thm 6.8.
Small change to the complexity introduction.
Small layout change to Prop 7.2.
Improve Prop 7.1.
Update Prop 7.3.  Jan, can you check this?
Update Prop 7.4 and proof.
Merge branch 'master' of github.com:SPancratz/deformation-paper