commit: Insert Bookmark dialogue

[Tomas Frydrych]

added a Delete button to the win32 version; will do Unix one latter 
today.

files: xap_String_Id.h, ap_Dialog_InsertBookmark.h, 
ap_Win32Dialog_InsertBookmark.cpp, 
ap_Win32Dialog_InsertBookmark.rc2, ap_EditMethods.cpp

Tomas