Preview 2 still needs PSReadLine developer flag set

[dsolodow]

System Details

System Details Output

### VSCode extensions:
bierner.github-markdown-preview@0.0.2
bierner.markdown-checkbox@0.1.1
bierner.markdown-emoji@0.0.7
bierner.markdown-preview-github-styles@0.1.4
bierner.markdown-yaml-preamble@0.0.2
DavidAnson.vscode-markdownlint@0.25.1
eamodio.gitlens@9.5.1
Kelvin.vscode-sshfs@1.14.5
kenhowardpdx.vscode-gist@3.0.3
ms-mssql.mssql@1.5.0
ms-vscode.azure-account@0.8.0
ms-vscode.powershell-preview@2.0.1
redhat.vscode-yaml@0.4.0
Shan.code-settings-sync@3.2.7
streetsidesoftware.code-spell-checker@1.6.10
TaoKlerks.poor-mans-t-sql-formatter-vscode@1.6.10
yzhang.markdown-all-in-one@2.2.0


### PSES version: 2.0.0.0

### PowerShell version:

Name                           Value
----                           -----
PSVersion                      5.1.17763.316
PSEdition                      Desktop
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0...}
BuildVersion                   10.0.17763.316
CLRVersion                     4.0.30319.42000
WSManStackVersion              3.0
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1

Issue Description

Preview 2; removing the PSReadLine flag from the settings.json doesn't enable PSReadline in the Integrated Console

Expected Behaviour

Remove the following from settings.json

    "powershell.developer.featureFlags": [
        "PSReadLine"
    ]

Start new Integrated Console
cmdlet colorized

Actual Behaviour

No colorized code

[TylerLeonhardt]

I could have sworn this worked... This makes me sad :(