AOR text changes

[jabrah]

• [x] HTML export modal: Export preview -> HTML Export
• [x] New space below "Export to RMap" button: By clicking "Save" your research finding will be converted to and saved as an HTML file as previewed in this screen. The file will be saved in the default downloads directory on your hard drive. The file name can be changed. This file when opened will open in your default web browser.
• [x] RMap export modal: By clicking "Export" your research finding will be converted to a linked data graph and sent to **RMap**. This linked data graph provides a dynamic representation of exactly the same information contained in the HTML export. In order to proceed, you need an RMap API key associated with your RMap account.
• [x] Add link to export documentation near the Export buttons https://archaeologyofreading.org/rmap/

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Link added with text "Learn more about exporting from AOR"