optimize: load 'resty.core.misc' last to avoid metatable lookups on 'ngx'.

This ensures that all `resty.core` modules setting values under the
`ngx` table can do so without having to enter the `__newindex`
metamethod set by `resty.core.misc`. This commit also includes a style
fix.

Author: thibaultcha

lib/resty/core.lua

@@ -3,13 +3,11 @@
 local subsystem = ngx.config.subsystem
 
 
-require "resty.core.ctx"
 require "resty.core.var"
 require "resty.core.worker"
 require "resty.core.regex"
 require "resty.core.shdict"
 require "resty.core.time"
-require "resty.core.misc"
 require "resty.core.hash"
 require "resty.core.uri"
 require "resty.core.exit"
@@ -24,6 +22,10 @@ if subsystem == 'http' then
 end
 
 
+require "resty.core.misc"
+require "resty.core.ctx"
+
+
 local base = require "resty.core.base"
 
 

lib/resty/core/shdict.lua

@@ -62,7 +62,7 @@ int ngx_http_lua_ffi_shdict_store(void *zone, int op,
 int ngx_http_lua_ffi_shdict_flush_all(void *zone);
 
 long ngx_http_lua_ffi_shdict_get_ttl(void *zone,
-     const unsigned char *key, size_t key_len);
+    const unsigned char *key, size_t key_len);
 
 int ngx_http_lua_ffi_shdict_set_expire(void *zone,
     const unsigned char *key, size_t key_len, long exptime);