Add RL4J examples to runexamples.sh script

[rahul-raj]

Issue Description

Please describe your issue, along with:
Please add RL4J examples to runexamples.sh script
RL4J examples are not listed by the script.

Version Information

Please indicate relevant versions, including, if relevant:

• Deeplearning4j version - 1.0.0-beta4
• platform information (OS, etc) - windows
• CUDA version, if used -> NA
• NVIDIA driver version, if in use -> NA