Merge branch 'master' of github.com:ossec/ossec-hids
Merge branch 'master' of github.com:ossec/ossec-hids
Merge branch 'master' of github.com:ossec/ossec-hids
fix crash in is_simple_http_request

Under some conditions is_simple_http_request access lf->url unchecked. If lf->url is null, it will segfault.
Ensure free(*dst) doesn't dereference a null pointer.
Merge pull request #233 from reyjrar/fix/accumulator-null-check

Fix/accumulator null check