Improve "Java not installed" experience
(cherry picked from commit 8f1c3b50061afd032e145378808f55fbbff3fc85)
Remove broken eclipse files in the examples assembly
(cherry picked from commit 6e6bf3fa49275a26491817e818598db88df73f70)
PLANNER-186: HillClimbingAcceptor
(cherry picked from commit 04b32755a6a9bce4df20f270ad559b925d3fce70)