* Converts move intents to /decl/move_intent
Adds /decl/move_intent/walk and /decl/move_intent/run.
Switches all move intent checks to use the new IS_RUNNING and IS_WALKING macros.
Renames and refactors /mob/living/proc/set_m_intent() to /mob/living/proc/set_move_intent(decl/move_intent/intent).
Removes the unnecessary /mob/var/m_int and associated code.
Updates all move intent setters to use set_move_intent().
* Swaps incorrect config values
Swaps incorrect move delays since I got them backwards somehow, oopsies.
* Adds suggested ?. operator
Compactifies two if statements using the ?. operator instead.
* Starts work on the Medical Expansion.
* Further Work
* Save Everything!
* Large volume of things.
* Log of Change
* I'm an idiot.
* Kidney assisted sprites. They didn't exist, for some reason.
* Fixfix
* Fixfix
* Update encased.dm
* Update glass.dm
* Update Chemistry-Reagents.dm
I am once more an idiot.
* Split augs.
* Fixfix
