Fix for new seasons being added not breaking cost

Simulated purchase of upgrades breaks the cost of seasons due to a new season being added, and the seasonUses not being swapped. This fixes that.
update version
update gitignore to ignore build and dist
Merge remote-tracking branch 'icehawk/patch-1' into selfhost
fix for cookieclicker v.1.0453 changes #78
add userscript
Merge branch 'fix-v.1.0453' into selfhost

Conflicts:
	src/cookiemaster.js
	src/external-methods.js