Gemfile.lock in roi_calculator-0.1.6 vs Gemfile.lock in roi_calculator-0.2.0

@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    roi_calculator (0.1.2)
+    roi_calculator (0.2.0)
       math_util (~> 0.1.0)
       memoist (~> 0.15)
       work_day (~> 0.3.0)
 
 GEM
@@ -32,10 +32,10 @@
     rspec-mocks (3.5.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.2)
+    tzinfo (1.2.3)
       thread_safe (~> 0.1)
     work_day (0.3.0)
       activesupport (>= 4.0)
 
 PLATFORMS