Update strings.js

Translated all the root strings.js to italian.
Full italian translation
Merge pull request #6653 from busykai/fix-6647

Fix #6647
Merge pull request #6650 from asbruff/master

Full italian translation for spring-36
Fix CodeInspection and JSLint extension to not do extra work when prefs haven't
changed.

This is a fix for #6676.
Merge pull request #6677 from adobe/dangoor/6676-too-much-lint

Avoid re-running linting when there are no changes to prefs
Merge release back into master (fixes #6676)

Conflicts:
	src/extensions/default/JSLint/main.js