Added suport for Talon files

[Nova38]

Description

This pull request is adding support for Talon language. It is a scripting language that is used by Talon to define and map voice commands to actions it can take. Talon is a hands-free input system for Windows, MacOS, and Linux.

Checklist:

• I am adding a new language.
  • The extension of the new language is used in hundreds of repositories on GitHub.com.
    • Search results for each extension:
      • https://github.com/search?utf8=%E2%9C%93&type=Code&ref=searchresults&q=extension%3Atalon
  • I have included a real-world usage sample for all extensions added in this PR:
    • Sample source(s):
      • https://github.com/knausj85/knausj_talon/blob/14a370f18f248ba19177a2543c49335b415a1464/text/line_commands.talon
      • https://github.com/knausj85/knausj_talon/blob/master/text/generic_editor.talon
      • https://github.com/Nova38/knausj_talon/master/text/find_and_replace.talon
    • Sample license(s):
      • All are distributed under a MIT license
  • I have included a syntax highlighting grammar: https://github-lightshow.herokuapp.com/?utf8=%E2%9C%93&scope=from-url&grammar_format=auto&grammar_url=https%3A%2F%2Fgithub.com%2Fmrob95%2Fvscode-TalonScript%2Fblob%2Fmaster%2Fsyntaxes%2Ftalon.tmLanguage.yml&grammar_text=&code_source=from-url&code_url=https%3A%2F%2Fgithub.com%2Fmrob95%2Fvscode-TalonScript%2Fblob%2Fmaster%2Fsyntaxes%2Ftalon.tmLanguage.yml&code=%23+activate+this+.talon+file+if+the+current+app+name+is+%22Chrome%22%0D%0A%23+you+can+find+app+names+by+running+ui.apps%28%29+in+the+REPL%0D%0Aapp.name%3A+Chrome%0D%0A-%0D%0A%23+key_wait+increases+the+delay+when+pressing+keys+%28milliseconds%29%0D%0A%23+this+is+useful+if+an+app+seems+to+jumble+or+drop+keys%0D%0Asettings%28%29%3A%0D%0A++++key_wait+%3D+4.0%0D%0A%0D%0A%23+activate+the+global+tag+%22browser%22%0D%0Atag%28%29%3A+browser%0D%0A%0D%0A%23+define+some+voice+commands%0D%0Ahello+chrome%3A+%22hello+world%22%0D%0Aswitch+tab%3A+key%28ctrl-tab%29%0D%0Ago+to+google%3A%0D%0A++++key%28ctrl-t%29+%23+note%3A+use+cmd-t+on+Mac%0D%0A++++insert%28%22google.com%22%29%0D%0A++++key%28enter%29
  • I have updated the heuristics to distinguish my language from others using the same extension.

[lildude]

I've removed the HTML file you accidentally added and added a comment about the colour.

Please can you address the merge conflicts too.

[Nova38]

I Believe everything should be in-order now. Is there anything else that needs to be addressed?