Fix: Use end-user concepts of time for display of remaining time.

lang/english.txt

@@ -1,6 +1,8 @@
 STR_LAKE_NEWS       :There are {NUM} {}fish here
 STR_COMPANY_GOAL    :Deliver {CARGO_LONG} to {STRING}
 STR_PROGRESS        :{NUM}% done
-STR_TIMEOUT         :{NUM} ticks remaining
+STR_TIMEOUT_YEARS   :{NUM} year{P "" s} remaining
+STR_TIMEOUT_MONTHS  :{NUM} month{P "" s} remaining
+STR_TIMEOUT_DAYS    :{NUM} day{P "" s} remaining
 STR_TOWN_NAME       :{TOWN}
 STR_INDUSTRY_NAME   :{INDUSTRY}