Issues #193 - Include special classes for last address row
Code clean for #187
Fix minor code formatting issues
Merge pull request #194 from OSTraining/code-cleanup-for-187

Code cleanup for #187
Rename and use language strings for welcome screen
Take user to welcome screen until component configured
Add welcome message to installation
Issue #169 - load required css for installation screen
Added checkoff layout
Issue #169 - Handle specialized install/update messages
Add check items layout
Light border color in images