New feature: Right Y axis for charts

Since yesterday series can be attached to right Y axis as well. Here is example of a chart with both left and right Y axises -- LinkedIn vs Yandex

You can now choose Y axis for series in tab Series of a chart:

This can be useful in many cases. For example:

• Add to Google Analytics charts operational metrics like # of orders (using Excel files + Dropbox + "CSV over HTTP" data source in Explainum)
• Plot trade volumes in stock charts
• Compare trend dynamics of 2 metrics -- e.g. stock quote and index