Add support for TLSA
Minor bug fixes (+ happy linter)
some people don't inspect code, add license files
0.7.0. Tag will be added after merging to tjfontain/master.

+ `native-dns-packet` 0.0.4 -> 0.1.1
+ `native-dns-cache`  0.0.1 -> 0.0.2
+ `ipaddr.js`         0.1.1 -> 0.1.3
+ Updated authors in `package.json`
+ Fixed specification of dependency versions in `package.json`
+ See changes from `native-dns-packet` for what's new
   * TLDR: many bug fixes, performance improvements. better EDNS support, TLSA support, fixed TXT.
+ Merged `tjfontaine/master` (adds LICENSE file)
added test for lookup without nameservers
fixed call to handleTimeout when no nameservers defined
fixed null-exception when no nameservers are defined on platform