Disables zone.js monkey patching by application insights

Adds all-new, beautiful, highly customizable and themeable, file blame annotations
Adds all-new configurability and themeability to the current line blame annotations
Adds all-new configurability to the status bar blame information
Adds all-new configurability over which commands are added to which menus via the `gitlens.advanced.menus` setting
Adds better configurability over where Git code lens will be shown -- both by default and per language
Adds an all-new `changes` (diff) hover annotation to the current line - provides instant access to the line's previous version
Adds `Toggle Line Blame Annotations` command (`gitlens.toggleLineBlame`) - toggles the current line blame annotations on and off
Adds `Show Line Blame Annotations` command (`gitlens.showLineBlame`) - shows the current line blame annotations
Adds `Toggle File Blame Annotations` command (`gitlens.toggleFileBlame`) - toggles the file blame annotations on and off
Adds `Show File Blame Annotations` command (`gitlens.showFileBlame`) - shows the file blame annotations
Adds `Open File in Remote` command (`gitlens.openFileInRemote`) to the `editor/title` context menu
Adds `Open Repo in Remote` command (`gitlens.openRepoInRemote`) to the `editor/title` context menu
Changes the position of the `Open File in Remote` command (`gitlens.openFileInRemote`) in the context menus - now in the `navigation` group
Changes the `Toggle Git Code Lens` command (`gitlens.toggleCodeLens`) to always toggle the Git code lens on and off
Removes the on-demand `trailing` file blame annotations -- didn't work out and just ended up with a ton of visual noise
Removes `Toggle Blame Annotations` command (`gitlens.toggleBlame`) - replaced by the `Toggle File Blame Annotations` command (`gitlens.toggleFileBlame`)
Removes `Show Blame Annotations` command (`gitlens.showBlame`) - replaced by the `Show File Blame Annotations` command (`gitlens.showFileBlame`)

Compares the current file with the working tree -- if the current file *is* the working file, it will show a `File matches the working tree` message

Compares the current file with the previous commit to that file

Changes 'gitlens.diffWithPrevious' status bar command option behavior

Renames 'Compare File with Previous Commit' command
Renames 'Compare Line with Previous Commit' command
Renames 'Compare Line with Working Tree' command

Stops falling back to the cached blame of the working file
Handles git scheme urls properly

This is only a partial fix, as vscode doesn't allow enough controls to fix everything