Not all bytes of characters are included entirely in line

For ex.

``` raw
=C0 =F2=E0=EA=E6=E5 =EA: =20
=C2=F0=E5=EC=FF =F1=EE=E7=E4=E0=ED=E8=FF: Fri, 14 Feb 2014 13:16:09 +0=
700
=D2=E5=EC=E0: =C7=E0=FF=E2=EA=E0 =F1=E2=EE=E4=FB =B9140214/2
=CF=F0=E8=EA=F0=E5=EF=EB=E5=ED=ED=FB=E5 =F4=E0=E9=EB=FB: =C7=E0=FF=E2=EA=E0=
.xlsx
```
