v5.1.2.1:
* Fix: Sum resistors/capacitors now
accept decimal numbers
* Fix: MultiprocessPreferences bug
* Fix: Removed old calculation did not
consider the ICC at beginning of line
* Fix: Added Zcc into the formula of
short-circuit current
v5.1.2:
* Imp: Improved calculation of
short-circuit current
* Fix: NullPointerException into "Wire
size" and "Sizing the circuit breaker"
* Fix: Bug
android.support.v7.view.menu.MenuBuilder