Merge pull request #66 from anton-kotenko/master

Add posibility to get hostname from i-router
version 0.4.18
Fix issue with cache dropping on client side
Merge pull request #67 from mdidkivskyi/i-api-request

Fix issue with cache dropping on client side
0.4.19
Added i-cookie common block
Merge pull request #68 from asci/master

Added i-cookie common block
resolving ipv6 params
Merge pull request #69 from wtfil/ipv6

resolving ipv6 params
0.4.21
i-bh + bh async + BN
Merge pull request #71 from wtfil/simple-bem

i-bh + bh async + BN
version 0.5.0
update dns resolving

1. ipv6+ipv4
2. /etc/hosts
3. bugfixes