* Added getunitname, setunitname, getunitdata, and setunitdata script commands.
- getunitdata and setunitdata are open to suggestions for more values.
* Split unitstop to unitstopattack and unitstopwalk.
* Expanded unitskilluseid and unitskillusepos to be able to adjust casttime of skill.
* Added two new monster modes: MD_NORANDOM_WALK and MD_NOCAST_SKILL.
* The areamonster script command now saves spawned monster game IDs in an array called $@mobid[].
* Adjusted other monster spawning script commands to return game ID.
* Updated documentation to reflect changes.