* Added backtrace info
* Make stack printing arch agnostic
* Split into registers/stack/backtrace widgets
* hide table idxs in stacktable
* backtrace table header has register name instead of generic PC/SP
* imports cleanup
* add sorting to stack table
* add Qheaderview import
* Added button to set registers
* added color to recently changed register
* reorganized Windows tab and added stacking to debug widgets
