Add an example in the Getting Started section of the readme that shows how to change the character used to create comments in the ini file.

e.g: # is a common comment character used instead of the default: ;

Describe the bug
Extension always opens file:///Applications/Unity/Documentation/en/ScriptReference/30_search.html

To Reproduce
Steps to reproduce the behavior:

1. Go to a c# files
2. Right-Click on a class
3. Select 'Unity Tools: Open documentation for selection'
4. file:///Applications/Unity/Documentation/en/ScriptReference/30_search.html opens with no params

config
Exte