added heirarchical ranks to hard tags
added init by unpacking bytes in a uint64_t
moved hard-tag generation and lookup to tagspace
hard-tag ranking prototype
fixed broken rank heirarchy in gen-hard-tags
added openssl-dev as requirement
included unistd.h
init tagspace hard tags using generated hard tags
removed bootstrap because its specific to sqlite (now using hard tags)
Merge branch 'master' of https://github.com/musetronstar/tagd