Created CategoryFilter and fixed some bugs.
Category Dropdown
Merged with develop
Added category filter to findByCustomParameters and fixed bugs
Filter buttons enable/disable logic
FE Logic update
filled tender status dropdown
Merge pull request #52 from if045/IFJJV-121-RS-CategoryFilter

IFJJV-121-RS-CategoryFilter
RC: add mapper, facade, logger. remove test file
Merge pull request #57 from if045/IFJJV-118-SK-StatusDropdown

filled tender status dropdown
Merged with develop
Merged with develop
Merge pull request #58 from if045/RC-tech

Rc tech
fixed sorting for statuses
Merge pull request #59 from if045/IFJJV-118-SK-StatusDropdown

fixed sorting for statuses
adding dto and facade
controler
add Ajax
Merged with develop
Fixed bugs with status filter dropdown.