tie in italian translation

README.md

@@ -27,6 +27,7 @@ If you would like to translate the guide then please open a pull request or open
 if you need some help getting it setup.
 
 * [German/Deutsch](http://www.sqlstyle.guide/de/) by [AStasyK](https://github.com/AStasyK)
+* [Italian/Italiano](http://www.sqlstyle.guide/it/) by [robertopauletto](https://github.com/robertopauletto)
 * [Japanese/日本語](http://www.sqlstyle.guide/ja/) by [nkurigit](https://github.com/nkurigit)
 * [Portuguese (Brazil)/Português (BR)](http://www.sqlstyle.guide/pt-br/) by [pmarcus93](https://github.com/pmarcus93)
 * [Russian/Русский](http://www.sqlstyle.guide/ru/) by [denpatin](https://github.com/denpatin)

_config.yml

@@ -29,6 +29,9 @@ langs:
         en: German
     en: 
         en: English
+    it:
+        it: Italiano
+        en: Italian
     ja:
         ja: 日本語
         en: Japanese

it/sqlstyle.guide.it.md → _includes/sqlstyle.guide.it.md

@@ -1218,7 +1218,7 @@ Ci sono alcuni tipi di dato di colonna consigliati per massimizzare la compatibi
 [fork]: https://github.com/treffynnon/sqlstyle.guide/fork 'Fork SQL style guide on GitHub'
 [pull]: https://github.com/treffynnon/sqlstyle.guide/pulls/ 'SQL style guide pull requests on GitHub'
 [celko]: https://www.amazon.com/gp/product/0120887975/ref=as_li_ss_tl?ie=UTF8&linkCode=ll1&tag=treffynnon-20&linkId=9c88eac8cd420e979675c815771313d5 "Joe Celko's SQL Programming Style (The Morgan Kaufmann Series in Data Management Systems)"
-[dl-md]: https://raw.githubusercontent.com/treffynnon/sqlstyle.guide/gh-pages/_includes/sqlstyle.guide.md 'Download the guide in Markdown format'
+[dl-md]: https://raw.githubusercontent.com/treffynnon/sqlstyle.guide/gh-pages/_includes/sqlstyle.guide.it.md 'Download the guide in Markdown format'
 [iso-8601]: https://en.wikipedia.org/wiki/ISO_8601 'Wikipedia: ISO 8601'
 [rivers]: https://practicaltypography.com/one-space-between-sentences.html 'Practical Typography: one space between sentences'
 [reserved-keywords]: #reserved-keyword-reference 'Reserved keyword reference'

it/index.md

@@ -0,0 +1,13 @@
+---
+layout: default
+lang: it
+lang_title: Guía de estilo SQL
+contributors:
+    - user: robertopauletto
+      type: translator
+---
+
+* TOC
+{:toc}
+
+{% include sqlstyle.guide.it.md %}