Bump to 2.0.4 and changelog

Fixes #74

Author: eriktrom

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.0.4
+  - [#70](https://github.com/logstash-plugins/logstash-input-jdbc/pull/70) prevents multiple queries from being run at the same time
+  - [#69](https://github.com/logstash-plugins/logstash-input-jdbc/pull/69) pass password as string to Sequel
+
 ## 2.0.3
  - Added ability to configure timeout
  - Added catch-all configuration option for any other options that Sequel lib supports

logstash-input-jdbc.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name = 'logstash-input-jdbc'
-  s.version         = '2.0.3'
+  s.version         = '2.0.4'
   s.licenses = ['Apache License (2.0)']
   s.summary = "This example input streams a string at a definable interval."
   s.description = "This gem is a logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/plugin install gemname. This gem is not a stand-alone program"