Gemfile in jerbil-1.2.2 vs Gemfile in jerbil-1.3.3

@@ -7,6 +7,8 @@
 gem 'daemons'
 
 # jerbil-related utilities
 gem 'jellog', '>=1.0.14' # for logging
 gem 'jeckyl', '>=0.2.7' # for config files
-gem 'jeni', '>=0.2.3' # for installation
+gem 'jeni', '>=0.2.5' # for installation
+
+gem 'optplus', '>=0.0.2'
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