Fixed time measure and added explore method for forklift.

I changed maps/map1 file for testing forklift exploration.
Merge branch 'master' of https://github.com/LilaHelminiak/SIA

Conflicts:
	forklift.py
	maps/map1
Merge branch 'master' of https://github.com/LilaHelminiak/SIA

Conflicts:
	forklift.py
	map.py
	maps/map1