Add changelog for 0.70.0

Signed-off-by: Roland Grunberg <rgrunber@redhat.com>

Add changelog for 0.69.0

Signed-off-by: Roland Grunberg <rgrunber@redhat.com>

Add changelog for 0.68.0

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

Add redhat-developer#1618 to changelog

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

Fixed typo in readme

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

Add cache for markdown provider

Signed-off-by: Sheng Chen <sheche@microsoft.com>

Fix Jenkinsfile

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

Add changelog for 0.64.0

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

Skip 'should register all java commands' test on Jenkins. Take 3

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

Set [] as default value for j.i.g.w.checksums

Fixes redhat-developer#1459

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