BUG FIX: fix some bugs of wayobj

[poppo]

I fix two bugs wayobj_update.patch :

• We cannot remove own wayobj which on another's way
• If wayobj and way owner are different, wayobj owner cannot get wayobj toll

[prissi]

Thank you, incorporated

[poppo]

Thank you! but I'm sorry my code has a mistake:
the default value of tool_intern_koord_to_weg_grund() (l316 in simtool.cc) should be check_for_wayobj=false because wayobj owner should not be checked by building and removing way.

[prissi]

OK, thank you, done.