remove ruby-libvirt dependency

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Support for cpu_mode configuration while using the nested option.
Fixing up quotes around host-model
Merge pull request #110 from jordant/master

Support for cpu_mode configuration while using the nested option.
Merge pull request #88 from miurahr/reomve_ruby_libvirt_dependency

remove ruby-libvirt dependency
Depend on ruby-libvirt gem since fog does not pull it in
Merge pull request #114 from sciurus/require_ruby_libvirt

Depend on ruby-libvirt gem since fog does not pull it in
Only use vagrant 1.4 nfs changes when running vagrant 1.4.
Merge pull request #115 from sciurus/guard_vagrant14_nfs_changes

Only use vagrant 1.4 nfs changes when running vagrant 1.4.
Allow changing disk bus
Document setting disk bus
Merge pull request #118 from sciurus/configurable_disk_bus

Allow changing disk bus
Corrected a wrongly spelled key and added domain_name to the error output
Merge pull request #119 from teto/error_correction

Corrected a wrongly spelled key and added domain_name to the error outpu...
Add provider specific default_prefix option.

This patch adds support for a provider specific default_prefix option.
When set, this value is used instead of the project's dir name as the
prefix for the machines being created.
Merge pull request #122 from purpleidea/customname

Add provider specific default_prefix option.