Bump Elasticsearch to v6.2.3

Signed-off-by: Paulo Pires <[email protected]>

Fix missing path.repo config attribute

Signed-off-by: Paulo Pires <[email protected]>

Upgrade Elasticsearch to version 6.2.2

Signed-off-by: Paulo Pires <[email protected]>

Upgrade Elasticsearch to version 6.2.1

Signed-off-by: Paulo Pires <[email protected]>

Upgrade Elasticsearch to version 6.1.3

Signed-off-by: Paulo Pires <[email protected]>

`PROCESSORS` is already documented in base image

Upgrade Elasticsearch to version 6.1.1

Signed-off-by: Paulo Pires <[email protected]>

Upgrade Elasticsearch to version 6.1.0

Signed-off-by: Paulo Pires <[email protected]>

Revert "Set Java heapsize flag -Xmx automatically based on downward A…

…PI environment vars"

This reverts commit a4f8897.

Fixes pires#53
Fixes pires#54

Upgrade JRE to version 8u151

Signed-off-by: Paulo Pires <[email protected]>