* Add an extra curl_ll mod for specifically abstracting all the C interfacing code away.
* Add the curl_global_init and curl_easy_getinfo calls to the C interface

Eventually want to get rid of unsafe blocks in the http_client and request libs.
Add simple Makefile and make usage of transmute a little bit more explicit.
Make usage of transmute a little bit more explicit.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	curl/curl.rs
Remove the unsafe generic easy_setopt function and replace with typed functions that do the same thing. This removes a lot of unsafe { } blocks from the examples and code and is the prelude to a slightly higher-level interface that is type-safe.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	curl/curl.rs
	rust_curl.rc
Add AUTHORS file.
Merge pull request #2 from vladimir-lu/master

Remove the need for most unsafe blocks and start creating a dedicated low-level module.