Bump version

Author: ochedru

README.md

@@ -40,7 +40,7 @@ Note heap memory usage is measured just before flushing the workbook to the outp
 <dependency>
     <groupId>org.dhatim</groupId>
     <artifactId>fastexcel</artifactId>
-    <version>0.18.1</version>
+    <version>0.18.2</version>
 </dependency>
 ```
 
@@ -344,7 +344,7 @@ In between there a more developer friendly wrapper around Apache Poi called [Exc
 <dependency>
     <groupId>org.dhatim</groupId>
     <artifactId>fastexcel-reader</artifactId>
-    <version>0.18.1</version>
+    <version>0.18.2</version>
 </dependency>
 ```