Log message:
Change libares/libcares options to ares/cares.

Log message:
Kill PKGREVISION which remained from pkgsrc-wip.

Log message:

Import aria2 0.11.3 (patched to stable-0.11 branch).

	aria2 is a download utility with resuming and segmented downloading.
	Supported protocols are HTTP/HTTPS/FTP/BitTorrent; it also supports
	MetaLink 3.0.

	Some of its features:

	* Command-line interface
	* Download files through HTTP/HTTPS/FTP/BitTorrent
	* HTTP Proxy support
	* FTP through HTTP Proxy
	* HTTP BASIC authentication support
	* HTTP Proxy authentication support
	* Segmented downloading
	* Download speed throttling
	* Upload speed throttling in BitTorrent
	* Cookie support
	* Load Cookies from file whose format is one used by Netscape and
	  Mozilla.
	* Run as a daemon process.
	* Selective download in multi-file torrent/metalink
	* BitTorrent Fast extension support
	* Multi-tracker support
	* Metalink version 3.0 support(HTTP/FTP/BitTorrent)
	* Chunk checksum validation in Metalink
	* Can disable segmented downloading in Metalink
	* netrc support
	* Configuration file support
	* Download URIs found in a text file or stdin
	* Parameterized URI support