inc version

CHANGELOG.md

+## 0.3.4
+
+* gemspec and tests: Removed rails 4.2 and 5.0, remove ruby 2.3 and 2.4, added ruby 2.6, allow appsignal 2.10
+
 ## 0.3.3
 
 * Added support for hl7 namespace when reporting errors

lib/roqua-support/version.rb

 module Roqua
   module Support
-    VERSION = '0.3.3'.freeze
+    VERSION = '0.3.4'.freeze
   end
 end