Corrected pt language codes to BCP 47 format.

README.md

@@ -31,8 +31,111 @@ Using this library in a Node.js project can be done as follows:
       console.log('Detected language of provided text is [' + language + ']');
     });
 
+#### Languages Supported: 100 ####
+
+* "ab": Abkhazian
+* "af": Afrikaans
+* "ar": Arabic
+* "az": Azerbaijani
+* "be": Belarusian
+* "bg": Bulgarian
+* "bn": Bengali
+* "bo": Tibetan
+* "br": Breton
+* "ca": Catalan, Valencian
+* "ceb": Cebuano
+* "cs": Czech
+* "cy": Welsh
+* "da": Danish
+* "de": German
+* "el": Modern Greek
+* "en": English
+* "eo": Esperanto
+* "es": Spanish, Castilian
+* "et": Estonian
+* "eu": Basque
+* "fa": Persian
+* "fi": Finnish
+* "fo": Faroese
+* "fr": French
+* "fy": Western Frisian
+* "gd": Scottish Gaelic, Gaelic
+* "gl": Galician
+* "gu": Gujarati
+* "ha": Hausa
+* "haw": Hawaiian
+* "he": Hebrew
+* "hi": Hindi
+* "hr": Croatian
+* "hu": Hungarian
+* "hy": Armenian
+* "id": Indonesian
+* "is": Icelandic
+* "it": Italian
+* "ja": Japanese
+* "ka": Georgian
+* "kk": Kazakh
+* "km": Central Khmer
+* "kn": Kannada
+* "ko": Korean
+* "ku": Kurdish
+* "ky": Kirghiz, Kyrgyz
+* "la": Latin
+* "lo": Lao
+* "lt": Lithuanian
+* "lv": Latvian
+* "mg": Malagasy
+* "mk": Macedonian
+* "ml": Malayalam
+* "mn": Mongolian
+* "mr": Marathi
+* "ms": Malay (macrolanguage)
+* "nd": North Ndebele
+* "ne": Nepali
+* "nl": Dutch, Flemish
+* "nn": Norwegian Nynorsk
+* "no": Norwegian
+* "nso": Pedi, Northern Sotho, Sepedi
+* "or": Oriya
+* "pa": Panjabi, Punjabi
+* "pl": Polish
+* "ps": Pushto, Pashto
+* "pt": Portuguese
+* "pt-BR": Portuguese (Brazil)
+* "pt-PT": Portuguese (Portugal)
+* "ro": Romanian, Moldavian, Moldovan
+* "ru": Russian
+* "sa": Sanskrit
+* "sh": Serbo-Croatian
+* "si": Sinhala, Sinhalese
+* "sk": Slovak
+* "sl": Slovenian, Slovene
+* "so": Somali
+* "sq": Albanian
+* "sr": Serbian
+* "sv": Swedish
+* "sw": Swahili (macrolanguage)
+* "ta": Tamil
+* "te": Telugu
+* "th": Thai
+* "tl": Tagalog
+* "tlh": Klingon, tlhIngan-Hol
+* "tn": Tswana, Setswana
+* "tr": Turkish
+* "ts": Tsonga
+* "tw": Twi
+* "uk": Ukrainian
+* "ur": Urdu
+* "uz": Uzbek
+* "ve": Venda
+* "vi": Vietnamese
+* "xh": Xhosa
+* "zh": Chinese
+* "zh-TW" Chinese (Taiwan)
+* "zu": Zulu
+
 #### Feedback ####
 
 Please note this library is in the early stages of development. If you find any bugs or issues please file them on this project and I'll take a look.
 
-Please also feel free to catch me on Twitter [@richtibbett](http://twitter.com/richtibbett/).
+Please also feel free to catch me on Twitter [@richtibbett](http://twitter.com/richtibbett/).

lib/guessLanguage.js

@@ -112,8 +112,8 @@
         "pl": "Polish",
         "ps": "Pashto",
         "pt": "Portuguese",
-        "pt_PT": "Portuguese (Portugal)",
-        "pt_BR": "Portuguese (Brazil)",
+        "pt-PT": "Portuguese (Portugal)",
+        "pt-BR": "Portuguese (Brazil)",
         "ro": "Romanian",
         "ru": "Russian",
         "sa": "Sanskrit",
@@ -141,7 +141,7 @@
         "vi": "Vietnamese",
         "xh": "Xhosa",
         "zh": "Chinese",
-        "zh_TW": "Traditional Chinese (Taiwan)",
+        "zh-TW": "Traditional Chinese (Taiwan)",
         "zu": "Zulu",
       };
 
@@ -233,7 +233,7 @@
         "uz": 26540,
         "vi": 26550,
         "zh": 26065,
-        "zh_TW": 22,
+        "zh-TW": 22,
       };
 
       var SINGLETONS = [
@@ -252,7 +252,7 @@
         ["Thai", "th"],
         ["Lao", "lo"],
         ["Tibetan", "bo"],
-        ["Burmese", "my"],
+        ["Burmese", "my"], // Unimplemented
         ["Georgian", "ka"],
         ["Mongolian", "mn"],
         ["Khmer", "km"]
@@ -266,7 +266,7 @@
       var CYRILLIC = ["ru", "uk", "kk", "uz", "mn", "sr", "mk", "bg", "ky"];
       var ARABIC = ["ar", "fa", "ps", "ur"];
       var DEVANAGARI = ["hi", "ne"];
-      var PT = ["pt_BR", "pt_PT"];
+      var PT = ["pt-BR", "pt-PT"];
 
       // Unicode char greedy regex block range matchers
       var unicodeBlockTests = {