Add metadata escaping

Author: glibas

pom.xml

@@ -5,7 +5,7 @@
 
     <groupId>com.assertthat.plugins</groupId>
     <artifactId>assertthat-bdd-standalone</artifactId>
-    <version>1.8</version>
+    <version>1.9</version>
     <name>assertthat-bdd-standalone</name>
     <description>AssertThat BDD Jira plugin client standalone</description>
     <url>http://www.assertthat.com</url>
@@ -71,6 +71,11 @@
             <artifactId>jettison</artifactId>
             <version>1.4.0</version>
         </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>23.0</version>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/com/assertthat/plugins/internal/APIUtil.java

@@ -1,5 +1,6 @@
 package com.assertthat.plugins.internal;
 
+import com.google.common.net.UrlEscapers;
 import com.sun.jersey.api.client.*;
 import com.sun.jersey.api.client.config.DefaultClientConfig;
 import com.sun.jersey.api.client.filter.ClientFilter;
@@ -152,10 +153,7 @@ public Long upload(Long runId, String runName, String filePath, String type, Str
         queryParams.add("runId", runId.toString());
         queryParams.add("type", type);
         if(metadata!=null) {
-            queryParams.add("metadata", URLEncoder.encode(metadata, StandardCharsets.UTF_8.toString()));
-            System.err.println(URLEncoder.encode(metadata, StandardCharsets.UTF_8.toString()));
-            System.err.println(runName);
-
+            queryParams.add("metadata", UrlEscapers.urlFragmentEscaper().escape(metadata));
         }
         client.addFilter(new ClientFilter() {
             @Override