[it-IT] PR #160

Updated as PR #160 "reusable modules across apps"
Fix space and commas
[it-IT] PR #166

Updated as PR #166
Fix a syntax error in Y190
[it-IT] PR #167

Updated as PR #167
link to raw files for download
[it-IT] PR #173

Updated as PR #173
Merge branch 'master' of github.com:johnpapa/angularjs-styleguide