+ PlayerClickSytem
++ now pass position of raycast hit not position of object iht
+ TilemapManager
++ added world space offset to place soldiers within the tile they stand at
+ Added PlayerClickSystem
++ raycasts and tries to hit the grid
+TilemapManager
++ some access level changes to get stuff out of it
++ GetTIleFromWorldCoords()
+++ to get the tile that was clicked
--- TO DO: FIGURE OUT HOW TO MAKE IT POSISBLE TO CLICK ON A TILE WITH NO SOLDIER
+ Squad
++ aggregates soldiers
++ orders are passed to soldiers (one order per tick)
+- for now debug functions to simulate player inputting of a movement order
+ basic TickSystem fully working:
++ add it to a scene for ticks to happen
+ ExampleTickReceiver reference monobehaviour
++ so everyone knows how to connect to the system
