v0.3.0

What's Changed

• Correct the pointing of XRT images with the co-alignment databases of SolarSoft, by default from the cross-correlation with AIA. by @roytsmart in #5
• Add a tutorial inverting AIA and XRT images for the DEM of a jet by @roytsmart in #4
• Add Filtergram.ratio_noise() to measure the noise of XRT images from consecutive frames by @roytsmart in #6

Full Changelog: v0.2.0...v0.3.0