[SCAL-455] Fixed duplicating parameters in parameter-constraints tab

 TODO: think about removing added constraint
[SCAL-455] Checking whether parameter is the same as parameter from InputSpace (not by comparing strings) - it should support flat input.json structure
Merge branch 'development' into duplicating-parameter-constraints
Merge pull request #36 from Scalarm/duplicating-parameter-constraints

[SCAL-455] Duplicating parameter constraints