chore(rockspec) declare new public utils

* declare new public utils in rockspec
* move public utils to `kong.tools` to avoid yet another way of doing
things until file structure revamp

Fix for f154e9c

kong-0.10.0-0.rockspec

@@ -81,6 +81,7 @@ build = {
 
     ["kong.tools.dns"] = "kong/tools/dns.lua",
     ["kong.tools.utils"] = "kong/tools/utils.lua",
+    ["kong.tools.public"] = "kong/tools/public.lua",
     ["kong.tools.printable"] = "kong/tools/printable.lua",
     ["kong.tools.responses"] = "kong/tools/responses.lua",
     ["kong.tools.timestamp"] = "kong/tools/timestamp.lua",

kong/plugins/aws-lambda/handler.lua

@@ -7,7 +7,7 @@ local utils = require "kong.tools.utils"
 local Multipart = require "multipart"
 local http = require "resty.http"
 local cjson = require "cjson.safe"
-local public_utils = require "kong.utils.public"
+local public_utils = require "kong.tools.public"
 
 local string_find = string.find
 local ngx_req_get_headers = ngx.req.get_headers

kong/plugins/oauth2/access.lua

@@ -7,7 +7,7 @@ local responses = require "kong.tools.responses"
 local constants = require "kong.constants"
 local timestamp = require "kong.tools.timestamp"
 local singletons = require "kong.singletons"
-local public_utils = require "kong.utils.public"
+local public_utils = require "kong.tools.public"
 
 local string_find = string.find
 local req_get_headers = ngx.req.get_headers

kong/plugins/runscope/handler.lua

@@ -1,7 +1,7 @@
 local runscope_serializer = require "kong.plugins.log-serializers.runscope"
 local BasePlugin = require "kong.plugins.base_plugin"
 local log = require "kong.plugins.runscope.log"
-local public_utils = require "kong.utils.public"
+local public_utils = require "kong.tools.public"
 
 local ngx_log = ngx.log
 local ngx_log_ERR = ngx.ERR