Release 0.8.4.5

209 if design exists add it (#71)

* Save before switching branches.
* Add changes which were part of merge.
* Update where the flag needs to be passed.
* Need method instead of getting a list of designs.
* Remove the previous solution, Decide with different solution.
* Change to version 0.8.4.5  .
* Remove reference to yapf.

0.8.4.4

Updated version number

0.8.4.3

Added functionality to simulation/analysis.