rhine3/audiomoth-guide: 2020-07-09

This release incorporates the following changes to the guide:

• Adding a supplementary list of bioacoustics analysis software
• Incorporating information about extensive updates to the firmware and configuration app by Open Acoustic Devices
• Reorganizing main document and adding a table of contents to make it easier to navigate
• Removing most niche information about mapping AudioMoth locations to streamline content
• Other general updates to information quality, detail, and clarity