Update gem ice_cube to 0.16.3

Author: jirutka

Gemfile

@@ -30,7 +30,7 @@ gem 'json'
 gem 'puma'
 
 ## Time & Space
-gem 'ice_cube', '~> 0.14.0' # Date/Time helper
+gem 'ice_cube', '~> 0.16.0' # Date/Time helper
 
 gem 'icalendar', '~> 2.3.0'
 

Gemfile.lock

@@ -153,7 +153,7 @@ GEM
     http_parser.rb (0.6.0)
     i18n (0.8.4)
     icalendar (2.3.0)
-    ice_cube (0.14.0)
+    ice_cube (0.16.3)
     ice_nine (0.11.2)
     json (2.1.0)
     json_schema (0.16.1)
@@ -350,7 +350,7 @@ DEPENDENCIES
   guard-shotgun (~> 0.4.0)
   guard-yard
   icalendar (~> 2.3.0)
-  ice_cube (~> 0.14.0)
+  ice_cube (~> 0.16.0)
   json
   json_spec (~> 1.1)
   kosapi_client (~> 0.9)