Improve the rendering of the magnifier

added routeDataItem to write on disk on only once the file. Pay attention that QDir("tmp") on windows doesn't works because we don't have the right for writing there.

	src/customWidgets/customWidgets.pri

globals.h moved to /src/globals

The trouble has been in the deleting already deleted objects. I remove all code from destructors and modify one member to pointer for assign hem parent.