Refactored unknown contact picture generation

Introduce drawTile method in order to remove code duplication
Merge pull request #145 from kruks23/development

Title activities translations + contacts translations + update Spanish
Merge pull request #140 from strb/mucicons

Refactored unknown contact picture generation
Merge pull request #146 from kruks23/development

More harcoded translations + Spanish
error msg on offline subscription changes
Fix Contact Status width in contact details