DOC: assorted typo fixes in the documentation

This is the fourth round of cleanups in various docs

(cherry picked from commit 1fae8db7b7a9db2a7442674232f1382205947abb)
Signed-off-by: Willy Tarreau <w@1wt.eu>
(cherry picked from commit 173ea2dc51399e8edf3c97fc8daf520285cd5c33)
[wt: dropped initcall part]
Signed-off-by: Willy Tarreau <w@1wt.eu>
diff --git a/contrib/spoa_server/README b/contrib/spoa_server/README
index d820807..6bafcde 100644
--- a/contrib/spoa_server/README
+++ b/contrib/spoa_server/README
@@ -66,7 +66,7 @@
 
 Python:
 
- * Improve repporting: Catch python error message and repport it in the right
+ * Improve reporting: Catch python error message and report it in the right
    place. Today the error are dumped on stdout. How using syslog for logging
    stack traces ?