* Sync/Unsync decompiler widgets.
* Add multiple decompiler widgets with its own decompiler and functions.
* updateWindowTitle() in widgets for decompiler, disassembly, and hexdump.
* save scroll position and reset to that if the newly decompiled function is the same as the previous one
* instructionChanged signal replaced completely by breakpointsChanged in toggle/add breakpoint functions.
* removed addbreakpoint(QString) and toggleBreakpoint(QString)
* Show in action for global variables and functions
* Copy address of global variable or function referenced by the cursor selection
* Rename global variable
