Encode Stream Type

Stream type may be of form "Main artifact:
classpath://scripts/echos/configure.ps1" which is resovled by cxf as a
path
diff --git a/ui-modules/app-inspector/app/components/providers/activity-api.provider.js b/ui-modules/app-inspector/app/components/providers/activity-api.provider.js
index 82bde1f..cdb3663 100644
--- a/ui-modules/app-inspector/app/components/providers/activity-api.provider.js
+++ b/ui-modules/app-inspector/app/components/providers/activity-api.provider.js
@@ -56,7 +56,7 @@
             (maxDepth ? '?maxDepth='+maxDepth : ''), {observable: true, ignoreLoadingBar: true});
     }
     function getActivityStream(activityId, streamType) {
-        return $http.get('/v1/activities/' + activityId + '/stream/' + streamType, {observable: true, ignoreLoadingBar: true, transformResponse: (data)=> {
+        return $http.get('/v1/activities/' + activityId + '/stream/' + encodeURIComponent(streamType), {observable: true, ignoreLoadingBar: true, transformResponse: (data)=> {
             try {
                 return angular.fromJson(data);
             } catch (e) {