Would show up when typing ")," where the closing brace doesn't have a
matching opening brace, for example.

Done with Roberto Raggi.

Task: 249227

It popped up an error saying the file couldn't be found. Better not show
a link at all.

Done with Roberto Raggi.

Crashes, Roberto will fix properly later.

The setting of msvc environments variables overwrote that. Fix that by running the script with the correct environment.

Alternative implementation of the indexer. It is a little bit slower, but I'm going to make it faster.
Unfortunately the refactoring of the indexer is kind of necessary. I need to merge the new binding pass.