[TASK|FEATURE] Introduce activeFiltersList
This feature introduces and opens dors for any type of filter, both back/front-end wise.
For now we just introduced two type of keywords:
* rootKeyword Filters
* allKeyword Filters

rootKeyword - get's the first item from the array and make it as it's root keyword
allKeyword - basically all keywords.

Also introdce the underscore

Resolves: #36
Releases: 1.2.13
[TASK|IMPROVE|FEATURE] Improve filters

Resolves: #36
Releases: 1.2.13.1