0024284: Some trivial warnings produced by ICC 14

Eliminated ICC 14 warnings:
# 82: storage class is not first (e.g. "int static f()"
# 2621: attribute "dllexport" does not apply here (e.g. "Standard_EXPORT typedef int qqint;")
# 2415: variable "..." of static storage duration was declared but never referenced
# 111: statement is unreachable (usually "break" after "return" in cycles)

src/BRepOffset/BRepOffset_Tool.cxx

@@ -3934,7 +3934,6 @@ static Standard_Boolean IsInOut (BRepTopAdaptor_FClass2d& FC,
    gp_Pnt2d P = AC.Value(QU.Parameter(i));
    if (FC.Perform(P) != S) {
      return Standard_False;
-     break;
    } 
  }
  return Standard_True;