[builder] make retries configurable
[config] default build_retires to 3 to prevent a rather lengthy regression for failing builds
bump default cpus to get better throughput when ohai is wrong
Merge pull request #65 from opscode/lcg/bump-default-cpus

bump default cpus to get better throughput when ohai is wrong
Whitelist libnsl on Arch Linux.
Replace tab with spaces.
Add support for pre-install scripts
Merge branch 'cm/pre-install-scripts'
Mention the required Vagrant plugins
add support for .tar.xz files
switch to usig pkgmk for solaris

- fpm is failing to install postinstall/postremove scripts
solaris mkpkg PR review fixes
Merge pull request #67 from sl4mmy/whitelist-libnsl-on-arch

Whitelist libnsl on Arch Linux.
Merge pull request #72 from opscode/OC-8537

switch to using pkgmk for solaris
Merge pull request #70 from jacobvosmaer/vagrant_plugins

Mention the required Vagrant plugins
Merge pull request #66 from sl4mmy/whitespace-fix

Replace tab with spaces.
CHEF-4593 - #comment Remove make install from c-example
CHEF-4594 - #comment Add prerm template
Merge pull request #73 from johntdyer/master

CHEF-4593 & CHEF-4594
[CHEF-4598] Remove Ubuntu 11.04; add Ubuntu 13.04