Bumping patch version for SSL bug

Author: dlarge

build.gradle

@@ -25,7 +25,7 @@ repositories {
 
 description = "Mongoose is a high-load storage performance testing tool"
 group = "com.github.emc-mongoose"
-version = "4.2.19"
+version = "4.2.20"
 sourceCompatibility = 11
 targetCompatibility = 11