Merge pull request #4 from brunops/pure_rebase

Pure rebase
add matching_dates
Merge branch 'master' of https://github.com/brunops/stockit into select_correct_percentages
fix floating point
Merge pull request #6 from brunops/select_correct_percentages

Select correct percentages
Request YQL for data as many years as needed and parse data
Return 3 last years of data
Merge pull request #7 from brunops/return_years_of_data

Return years of data
made input field larger, used pure style button, changed spacing of main class