java tweaks (-server)

+ added java_tweaks to create new server page
+ added "-server" to command_start
added "--this" to mineos_console.py

+ "mineos_console.py --this start"
"--this" substitutes for -d and -s by extracting them from the present
working directory
+ added command_debug to aid in command line debugging of java errors
Merge branch 'master' into mineos-kaimi