fix up rapid module, add git ignore

Author: amontalenti

.gitignore

@@ -6,6 +6,7 @@ lib-cov
 *.out
 *.pid
 *.gz
+*.pyc
 
 pids
 logs

app/rapid.py

@@ -1,8 +1,8 @@
-def query_articles():
+def top_articles():
     return []
 
-def search_articles():
+def search_articles(query):
     return []
 
-def insert_article():
+def insert_article(article):
     return False