Bumped version 4.1.15

Author: andsel

Diff for: CHANGELOG.md

@@ -1,3 +1,6 @@
+## 4.1.15
+  - Fixed bug in conversion of sincedb_clean_after setting [#257](https://github.com/logstash-plugins/logstash-input-file/pull/257)
+
 ## 4.1.14
   - Fixed bug in delete of multiple watched files [#254](https://github.com/logstash-plugins/logstash-input-file/pull/254)
 

Diff for: logstash-input-file.gemspec

@@ -1,7 +1,7 @@
 Gem::Specification.new do |s|
 
   s.name            = 'logstash-input-file'
-  s.version         = '4.1.14'
+  s.version         = '4.1.15'
   s.licenses        = ['Apache-2.0']
   s.summary         = "Streams events from files"
   s.description     = "This gem is a Logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install gemname. This gem is not a stand-alone program"