Merge pull request #6 from SergK/master

ZNC 1.4 version support for puppet module
Merge pull request #7 from SergK/master

Fix several issues:
Removed default admin

Will now fail if you don't specify
Corrected validations
Updated docs
Merge pull request #8 from oholiab/remove_dangerous_defaults

Remove dangerous defaults
Merge remote-tracking branch 'upstream/master'

Update code from upstream repo
Fix security issues

* do not connect admin user (automatically) to any irc server;
* inform user about setting admin username/password.
Fix docs about certificate content management

use content=> instead of source=>
Update documentation
Change znc config on manifests update