[GAIA BUG886754] - Add highlighting to Contact Search results

[GAIA BUG886754] - Lint fixes

[GAIA BUG886754] - First version of highlighting RegExp

[GAIA BUG886754] - Lint fixes

[GAIA BUG886754] - Highlighting on multiple letters fixed

[GAIA BUG886754] - appendToSearchList function instead of direct appending

[GAIA BUG886754] - Highlighting each node on creation

[GAIA BUG886754] - Lint fixes

[GAIA BUG886754] - Multiple letters highlight fixed

[GAIA BUG886754] - add highlights on rest of the results, not only starting chunk

[GAIA BUG886754] - Removing trash from the code