Merge pull request #9 from lukaw3d/master

Backend parts finished: experiment, profile, allGenes, comparison
Merge pull request #13 from lukaw3d/master

Gene selection connected to backend
Merge pull request #14 from lukaw3d/master

Fixed backside's content type on http responses
Connected with backend
Comparison
Merge pull request #17 from MaticFri/master

Comparison graph data from server
Removed unneeded data
Improved javascript code
Added default graph showing if no data
Raising 404 for unreachable files
Joined graphs into one html