Merge pull request #54 from zbrdge/master

Making sure to utilize return value of read() in random number generatio...
refreshed gentoo ebuild, cosmetics in bin, lib, include install dirs
added dependency to netcat6
Updated license on the library source code to Apache2 + GPLv2+. Examples, tools and test are still AGPLv3.

Fixes #56.
Merge branch 'master' of github.com:davidmoreno/onion
Merge pull request #57 from andrew-aladev/master

Refreshed ebuild, added CMAKE_INSTALL_ prefix for bindir, libdir, includedir
Fix install otemplate at debian files.
Added dict to map operator.
Update C++ bindings, adding easy way to compose urls, just using the Onion::Url object as a callable. Added example at tests.
Updated debian changelog.
Fixed 01-basic test at ubuntu 12.04. Fixed changelog.
Added C++ bindings documentation, and adding url handlers to url handlers.
Added missing stdlib.h to poller.c.

On linux did not fail, on other platforms was poller.c is not used, but now its right.
By default ignore sigpipe.