Merge pull request #222 from jerith666/sequel-5p90

sequel: 5.30.0 -> 5.90.0

Author: dechimp

timetrap.gemspec

@@ -25,7 +25,7 @@ Gem::Specification.new do |spec|
   # More recent versions of icalendar drop support for Ruby 1.8.7
   spec.add_development_dependency "icalendar", "~> 2.7"
   spec.add_development_dependency "json", "~> 2.3"
-  spec.add_dependency "sequel", "~> 5.30.0"
+  spec.add_dependency "sequel", "~> 5.90.0"
   spec.add_dependency "sqlite3", "~> 1.4"
 
   spec.add_dependency "chronic", "~> 0.10.2"