Instagram has released an update for its Android and iOS app, adding more photo editing tools. The photo-based social media platform now includes a new wrench icon when a user selects a filter for their image, which opens up a tray of editing tools. Warmth, saturation, brightness, contrast, highlights and shadows are among the new adjustment options available. Filter strength can now be adjusted by double-tapping, and images can be sharpened to make them more clear. The latest version of Instagram for iOS and Android can be downloaded through iTunes and Google Play respectively….