Merge pull request #297 from GreatFruitOmsk/master

Fix ZMQ_CONFLATE in native methods.
executing autogen.sh so configure script is created and the package can be built
Merge pull request #298 from deferraz/master

small fix for debian packaging
pkg-config is needed because of autogen.sh
adding more build depends tools
Merge pull request #299 from deferraz/master

pkg-config is needed because of autogen.sh
Put ZAuth back in the package
Fix javadoc errors
Add PLAIN security auth
Merge pull request #300 from amaranth/plain

Add plain auth support
Add support for ZMQ_IMMEDIATE and ZMQ_DELAY_ATTACH_ON_CONNECT socket options.