Bump version to 5.1.0 snapshot

Author: zugazagoitia

build.gradle

@@ -9,7 +9,7 @@ plugins {
 
 group = 'io.javalin.community.ssl'
 //Must be formatted following the RegEx: /version\s*=\s*'\S+'/g
-version = '5.0.2-SNAPSHOT'
+version = '5.1.0-SNAPSHOT'
 
 jacoco {
     toolVersion = '0.8.8'