Get Results Per Source

<Array> getResultsPerSource()

Returns an array of results for all sources.

Output

[{
    source: "regular",
    voters: 2,
    results: [{
        votes: 1,
        percentage: 50
    }, {
        votes: 1,
        percentage: 50
    }]
}, {
    source: "facebook",
    voters: 4,
    results: [{
        votes: 1,
        percentage: 33
    }, {
        votes: 2,
        percentage: 67
    }]
}]