* Use private keyword, move surface blacklist to script_component.hpp
* Check height above terrain
* Add Tanoa surfaces, Check if in water
* Use 'dust' config entry to determine surface, Add common canDig (checks dustyness)
* Re-enable compile cache
* Revert to surface blacklist with dust as fallback
* Move surface blacklist to script_component because SQF validator complains
* Optimizations with private, params, and isEqualType
* Fixed tab being used instead of space
* Fixed tabs inserted by notepad++
* More usage of new private syntax and params
- changed a few checks for an array being empty to `_arr isEqualTo []`
rather than `count _arr == 0`
- added more uses of `private` on the same line as the variable is
declared
- added more uses of params to assign variables passed as parameters
- removed unnecessary parentheses
- removed several unnecessary variable declarations with private array
syntax
* clean up and formatting
