Multihost support

[leleobhz]

Analyzing a big file with some dozens of hosts, it stops in the first analysis:

 leonardo  dora  ~  Documentos  …  python  listCloudflare  sslrate  master +  $  python sslrate.py ../analises/listão.xml 
<hostnamehere>    None    Could not resolve hostname
 leonardo  dora  ~  Documentos  …  python  listCloudflare  sslrate  master +  $  ls -lah ../analises/listão.xml
-rw-rw-r-- 1 leonardo leonardo 14M Dez  9 16:01 ../analises/listão.xml