update rhino and less4j
diff --git a/tapestry-webresources/build.gradle b/tapestry-webresources/build.gradle
index b95ff17..7dba39c 100644
--- a/tapestry-webresources/build.gradle
+++ b/tapestry-webresources/build.gradle
@@ -2,9 +2,9 @@
 
 dependencies {
     compile project(":tapestry-core")
-    compile "com.github.sommeri:less4j:1.10.0"
+    compile "com.github.sommeri:less4j:1.11.0"
     compile "com.google.javascript:closure-compiler:v20131014"
-    compile "org.mozilla:rhino:1.7R5"
+    compile "org.mozilla:rhino:1.7.6"
 
     testCompile project(":tapestry-runner")
     testCompile "org.gebish:geb-spock:${versions.geb}"