Issue Description: When special characters are used, for example, an apostrophe, dynmap shows sanitised HTML .

• Dynmap Version: core=3.1-beta4-421
• Server Version: Paper 1.16.3 (shows on other versions too)
• Pastebin of Configuration.txt: only contains title changes and ports
• Server Host (if applicable): Self Hosted.
• Pastebin of crashlogs or other relevant logs: none
• Other Relevant Data/Screenshots: none
• Steps to Replicate: *Create a marker with an apostrophe or a different special character. *

[x] I have looked at all other issues and this is not a duplicate
[x] I have been able to replicate this

Duplicate of #2288