update dependencies
cleanup Rakefile, use native tasks
require expectations for latest rspec/chefspec
rubocop style updates
update CI configuration
Merge pull request #105 from phlipper/gem-updates

dependency updates
Uncomment log_filename
add contribution from @cgunther to the README
Merge pull request #106 from phlipper/uncomment-log_filename

Uncomment log filename
enabled commit_delay and temp_buffers
add contribution from @seamusabshere to the README
Merge pull request #107 from phlipper/commit_delay-temp_buffers

enabled `commit_delay` and `temp_buffers`
Specify the database in case a different user is creating it
add contribution from @rosenfeld to the README
Merge pull request #108 from phlipper/pg_database

Specify the database in case a different user is creating it
bump version to 0.14.1
allow setting random_page_cost (and seq_page_cost)

as potentially recommended for solid state drives by http://www.cybertec.at/better-postgresql-performance-on-ssds/ and http://www.databasesoup.com/2012/05/random-page-cost-revisited.html
Merge pull request #109 from seamusabshere/patch-3

allow setting random_page_cost (and seq_page_cost)
add contribution from @seamusabshere to the README

[ci skip]
update gem dependencies