Added lines for managing USB devices in Vagrant
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Updated vagrantfile to provision puppet
Added basic modules structure
added git submodule from https://github.com/nesi/puppet-git
Added all basic components for FreePBX
Opened port for SIP connection to Asterisk
Changed networking to use a host only network

In this way the SIP port forwarding issue is not a problem as the
guest is entirely exposed to the host environment.
Added additional dependencies & custom extensions file
Added perl module to Vagrant