Adding wrapper builder and updating version

pom.xml

@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>br.eti.mertz</groupId>
 	<artifactId>java-wkhtmltopdf-wrapper</artifactId>
-	<version>0.0.2-SNAPSHOT</version>
+	<version>0.0.3-SNAPSHOT</version>
 
 	<dependencies>
 

src/main/java/br/eti/mertz/wkhtmltopdf/wrapper/configurations/WrapperConfigBuilder.java

@@ -0,0 +1,14 @@
+package br.eti.mertz.wkhtmltopdf.wrapper.configurations;
+
+public class WrapperConfigBuilder {
+    private String wkhtmltopdfCommand = "wkhtmltopdf";
+
+    public WrapperConfigBuilder setWkhtmltopdfCommand(String wkhtmltopdfCommand) {
+        this.wkhtmltopdfCommand = wkhtmltopdfCommand;
+        return this;
+    }
+
+    public WrapperConfig build() {
+        return new WrapperConfig(wkhtmltopdfCommand);
+    }
+}