s/contributer/contributor/g
second retweets_of_me renamed to retweets_of_me_stream
Merge pull request #9 from esumii/pullreq_retweets_of_me_stream

Merged.
Merge pull request #8 from esumii/pullreq_contributor_spelling

Merged
added ?port arg to Http.by_curl
added ?port arg to Oauth functions