remove useless development dependencies
version up vagrant; 1.0.6 -> 1.1.x
should not generate :release_path twice
pass run_list give as argument of `chef_solo.run_list` as command line
argument of `chef-solo`. not store them in attributes file.
Merge branch 'override-runlist' into release-0.1.4
add :chef_solo_use_bunler.

if set this true, capistrano-chef-solo tries to install chef without using bundler.
add :chef_solo_gem_dependencies
set :rbenv_setup_default_environment as false only if chef_solo_bootstrap is tru
add chef-solo:purge task to uninstall chef
release 0.1.4
Merge branch 'release-0.1.4'
Merge branch 'master' into develop
0.1.5git