Merge pull request #1 from radekmatouch/master

Added custom Card to hold the thumbnail URL
1.3.4 - Optimization
1.4.0 - Added Slovak, German, Russian translation, optimization and improvements
Update README.md
1.4.1 - Now you can edit each WebCam
1.4.2 - Added sorting function
Merge pull request #1 from TomasValenta/master

Mrged tomas