Oleg code review
User and Device accept specific parameters instead of params hash
Remove .round at the end of stride calculation
Remove magic numbers from User
Clean up User
Simplify .inject calls, Rakefile to run tets, use require_relative instead of require, Move distance and time format into helper, make measurement methods private

Simplify .inject calls

Fix duplicate test definition

Rakefile to run tets

Add @ back in when reading instance variables, reconsider

User require_relative instead of require

Analyzer clean

Move distance and time format into helper, make measurement methods private
Improve distance view helper method
Move distance measurement out of analyzer
Time format method
Mergy
Move time conversion out of analyzer
Remove magic numbers
Clean up chebyshev_filter
Make methods private that do not need to be accessed from outside
Don't round where you don't have to
Clean
Remove measure method from Analyzer