(refactor) Removed iron.link delegation.
(doc) Reflected delegation removal in README, examples.
(test) Benchmarked StackChain.
Merge pull request #65 from iron/refactor/link-delegation

(refactor) Link delegation.
(fix) Updated to latest rust-http.
Merge pull request #69 from iron/feat/update-rust-http

(fix) Updated to latest rust-http.
Merge pull request #66 from reem/test/benchmarks

(test) Benchmarked StackChain.
(feat) Added Cargo
(feat) Updated Makefile to work with Cargo.
(feat) Changed travis over to use cargo.
(feat) Install cargo for travis.
Merge pull request #71 from reem/feat/cargo

(feat) Added Cargo Support.
(fix) Run ./configure in Cargo.
Merge pull request #72 from reem/fix/cargo-configure

(fix) Run ./configure in Cargo.