Updated travis script

.pylintrc

@@ -138,7 +138,8 @@ disable=print-statement,
         keyword-arg-before-vararg,
         arguments-differ,
         line-too-long,
-        import-error
+        import-error,
+        no-self-use
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option

test/travis_script.sh

@@ -32,9 +32,7 @@ mysql -u swefreq -h 127.0.0.1 -P 3366 swefreq_test < test/data/load_dummy_data.s
 
 echo ">>> Test 3. Check that the backend starts"
 
-cd backend
-../test/01_daemon_starts.sh
-cd ..
+(cd backend && ../test/01_daemon_starts.sh)
 
 
 echo ">>> Test 4. the backend API"
@@ -43,10 +41,12 @@ BACKEND_PID=$!
 
 sleep 2 # Lets wait a little bit so the server has started
 
-function exit_handler() {
+exit_handler() {
     rv=$?
     # Ignore errors in the exit handler
     set +e 
+    # We want to make sure the background process has stopped, otherwise the
+    # travis test will stall for a long time.
     kill -9 $BACKEND_PID
 
     echo "THE HTTP LOG WAS:"