NetworkTools: fixed dialog/graph issue; fixed string format issue;

git-svn-id: svn://svn.code.sf.net/p/processhacker/code@5606 21ef857c-d57f-4fe0-8362-d861dc6d29cd
NetworkTools: fixed miscellaneous issues

git-svn-id: svn://svn.code.sf.net/p/processhacker/code@5607 21ef857c-d57f-4fe0-8362-d861dc6d29cd