first order timeevolution
fixed block \ bug
Added neumann test to hit special lyap
Time evolution PDE examples
Disk PDE examples,
adaptive constructor for Disk
Updating examples
PDEOperators remember their domains
Fixing operator manip
Disk \
comments
* fixed
resave
fixed time evolution
Updated examples and Readme
Added time evolution to Readme
Corrected readme
syncing fork & FFun roots