Upgrade roo to 2.2

CHANGELOG.md

@@ -11,6 +11,7 @@ Features:
 Chores:
 * Ripped out a lot of old constants used from the old way we handled arguments. Yay negative churn!
 * Emit a warning when a `config.yml` option is not recognized
+* Upgrade roo (xlsx parser) to latest 2.2 version. Nothing exciting for us in this release.
 
 ## v0.8.0 / 2015-10-26
 Features

squib.gemspec

@@ -29,7 +29,7 @@ Gem::Specification.new do |spec|
 
   spec.add_runtime_dependency 'cairo', '~> 1.14.3'
   spec.add_runtime_dependency 'pango', '~> 3.0.1'
-  spec.add_runtime_dependency 'roo', '~> 2.1.0'
+  spec.add_runtime_dependency 'roo', '~> 2.2.0'
   spec.add_runtime_dependency 'rsvg2', '~> 3.0.0'
   spec.add_runtime_dependency 'mercenary', '~> 0.3.4'
   spec.add_runtime_dependency 'ruby-progressbar', '~> 1.6'