SVG and SVGZ Viewer

Simple SVG Viewer provides the following functions:
- Open SVG and SVGZ files (only static content is supported)
- Open files from a file manager ("Open as" and "Share" functions) or using standard Android file-chooser
- Zoom and drag images
- Change background color

Additional notes:
- App uses AndroidSVG library: https://bigbadaboom.github.io/androidsvg/
- Logo is based on the official SVG-logo: https://www.w3.org/2009/08/svg-logos.html
- SVG-samples are used for screenshots: https://dev.w3.org/SVG/tools/svgweb/samples/svg-files/