Improvements
- 
[FISH-10318] Add create-system-propertyCommand
- 
[FISH-10319] Add create-jvm-optionCommand
Security Fixes
- 
[FISH-9690] Fix HTTP Server incorrectly accepting disallowed characters within header values 
[FISH-10318] Add create-system-property Command
[FISH-10319] Add create-jvm-option Command
[FISH-9690] Fix HTTP Server incorrectly accepting disallowed characters within header values