i18n.node.txt

                                  ┏━━━━━━━━━━┓
                                  ┃   I18N   ┃
                                  ┗━━━━━━━━━━┛

VERSION ==>                   #0.5.0

CATALOG ==>                   #  - is at DIR/PrefixLocaleExt
                              #     - current Locale
                              #     - OPT_OBJ.directory DIR (def: "./node_modules/i18n/locales", which is not good)
                              #     - OPT_OBJ.prefix Prefix (def: "")
                              #     - OPT_OBJ.extension Ext (def: ".json")
                              #  - locales specified in OPT_OBJ.locales LOCALE_ARR are used
                              #  - files are being written by __[n]() when there is no translation, providing 
                              #    OPT_OBJ.updateFiles is true (def)
                              #  - can be retrieved with I18N.getCatalog([LOCALE]):
                              #     - JSON { KEY: TRANSLATION }:
                              #        - KEY includes raw "%CHAR" or "{{VAR}}"
                              #        - TRANSLATION can be STR or { one|other: TRANSLATION_STR }

CURRENT LOCALE ==>            #  - can be global|request-wise
                              #  - set by (least to most preference) (only works if CATALOG[LOCALE] is loaded):
                              #     - Accept-Language [C] COUNTRY-REGION[;q=NUM]...: 
                              #        - sets LOCALE = COUNTRY with higher NUM 
                              #        - also sets REQ.languages = COUNTRY_ARR (in preference order)
                              #     - if OPT_OBJ.cookie NAME_STR, REQ.cookies.NAME
                              #     - I18N.overrideLocaleFromQuery(REQ): REQ.query.locale LOCALE_STR (if exists)
                              #     - I18N|REQ.setLocale(LOCALE_STR)
                              #  - get by I18N|REQ.getLocale():
                              #     - if none, use OPT_OBJ.defaultLocale STR (def: "en")

I18N.configure(OPT_OBJ)       #Must be called to init (before I18N.init)
I18N.init                     #Express MIDWR init function (e.g. initialize REQ.*)

I18N|REQ.__(STR[, VAL])       #According to I18N|REQ.getLocale()
                              #VAL can be:
                              #  - STR2..., so STR can use "%CHAR" (sprintf chars), e.g. "%s" or "%d"
                              #  - OBJ, so STR can use {{VAR}} (uses Mustache)
I18N|REQ.__n(STR, STR2,       #Use either STR or STR2 according to whether NUM is plural (not 0|1).
NUM[, VAL])                   #Can use "%CHAR" to put NUM. Can use "%%CHAR" to use VAL instead.

RES.locals.__|__n|getLocale|
setLocale|getCatalog          #Automatically filled for templates