Update activesupport dependency

Author: alsemyonov

Gemfile

@@ -1,3 +1,3 @@
-source 'http://rubygems.org'
+source 'https://rubygems.org'
 
 gemspec

als_typograf.gemspec

@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
   s.executables = `git ls-files -- bin/*`.split("\n").map { |f| File.basename(f) }
   s.require_paths = %w(lib)
 
-  s.add_runtime_dependency('activesupport', ['>= 4.1.11'])
+  s.add_runtime_dependency('activesupport', '>= 4.2.5')
 
   s.add_development_dependency('activerecord')
   s.add_development_dependency('sqlite3')