style; and also check CA's validity for _now_
I didn't like this complication, better bail out on multiple CA's with same subject
mainly style and separation of concerns

read 159 certificates, could validate 104
verify server certificate www.google.com
successfully verified server certificate
verifying relation of Google Internet Authority G2 -> www.google.com (pathlen 0)
ok
verify intermediate certificate Google Internet Authority G2
success
verifying relation of GeoTrust Global CA -> Google Internet Authority G2 (pathlen 1)
ok
looking for issuer of GeoTrust Global CA (104 CAs)
verify intermediate certificate GeoTrust Global CA
success
verifying relation of NO commonName 58ce29eafcf7deb5ce02b917b585d1b9e3e095cc25310d00a6926e7fb692639e5095d19a6fe411de63856e98eea8ff5ac8d355b2667157dec021eb3d2aa72349010486427bfcee7fa21652b56767d340db3b2658b228773dae147761d6fa2a6627a00dfaa7735cea70f1942165445ffafcef2968a9a28779ef79ef4fac077738 -> GeoTrust Global CA (pathlen 2)
ok
Merge pull request #11 from mirleft/adjust-checking

Wonderful!