Disable SSL peer verification for all webhooks

SSL peer verification was silently enabled by the HTTParty upgrade in
8a54fda459. This patch restores the
previous behaviour of GitLab 6.3 and earlier.

app/models/web_hook.rb

@@ -28,7 +28,7 @@ class WebHook < ActiveRecord::Base
   def execute(data)
     parsed_url = URI.parse(url)
     if parsed_url.userinfo.blank?
-      WebHook.post(url, body: data.to_json, headers: { "Content-Type" => "application/json" })
+      WebHook.post(url, body: data.to_json, headers: { "Content-Type" => "application/json" }, verify: false)
     else
       post_url = url.gsub("#{parsed_url.userinfo}@", "")
       auth = {
@@ -38,6 +38,7 @@ class WebHook < ActiveRecord::Base
       WebHook.post(post_url,
                    body: data.to_json,
                    headers: {"Content-Type" => "application/json"},
+                   verify: false,
                    basic_auth: auth)
     end
   end