improve test for FriendlyUrl

add new test

fixing image type issue

added new test and improved existing

deleted unused using

refactoring for 3 classes
Merge pull request #1102 from a-chumagin/r2

improve test for FriendlyUrl
Merge pull request #1101 from GiorgiyLutidze/bugfixing1

This is HOMEPAGE
Compiled typescript to cz.js
Merge pull request #1103 from alex-zen/master

Compiled typescript to cz.js
UI improvements
FT timeline bugfix