Fix package names

Author: TheAssassin

.travis.yml

@@ -8,7 +8,7 @@ before_install:
     - sudo apt-get update -qq
 
 install: 
-    - sudo apt-get -y install qt59base qt59declarative
+    - sudo apt-get -y install qt510base qt510declarative
     - . /opt/qt*/bin/qt*-env.sh
 
 matrix: