Releasing 0.53.1

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Update 0.53.0 release date

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Add changelog for 0.52.0

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Update changelog and readme for redhat-developer#1084

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Changelog for 0.50.0 release

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Update release date and small additions to 0.49.0 changelog

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Changelog for 0.48.0

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Fix typo and update release date in changelog

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Revert redhat-developer#942 - Enable proposed API

The VS Code Marketplace prevents extensions from publishing with
enableProposedApi:true:

    ERROR  Extensions using proposed API (enableProposedApi: true) can't be published to the Marketplace

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Forgot to upversion to 0.45.0

Signed-off-by: Fred Bricon <fbricon@gmail.com>