Remove superfluous* error-checks from load_altnames

* /me crosses fingers...

db/seeds/alternate_names_201410.csv

@@ -1,4 +1,3 @@
-Id,Name,Alternate names (comma separated)
 1,achiote,"aploppas, uruku"
 2,ackee,"achee, ackee apple, akee"
 267,acorn squash,"pepper squash, Des Moines squash"
@@ -380,4 +379,4 @@ Id,Name,Alternate names (comma separated)
 ,Palmers Amaranth,"Palmer amaranth, Palmer's pigweed, carelessweed"
 ,Red-Root Amaranth,"redroot pigweed, red-rooted pigweed, common amaranth, pigweed amaranth, common tumbleweed"
 ,Spiny Amaranth,"prickly amaranth, thorny amaranth"
-,Tandaljo,"Tandalja bhaji, callaloo, Joseph's coat "
+,Tandaljo,"Tandalja bhaji, callaloo, Joseph's coat "

lib/tasks/growstuff.rake

@@ -279,22 +279,14 @@ namespace :growstuff do
       cropbot = Member.find_by_login_name("cropbot")
       CSV.foreach(file) do |row|
         crop_id, crop_name, alternate_names = row
-        if crop_name.blank? or alternate_names.blank? then
+        if alternate_names.blank? then
           next
         end
-        crop = Crop.find_by_name(crop_name)
-        if crop.nil? then
-          puts "Couldn't find crop #{crop_name}"
-          next
-        end
-        if crop.id.to_s != crop_id then
-          puts "crop #{crop} has ID #{crop.id}, expected #{crop_id}"
-        end
         alternate_names.split(/,\s*/).each do |an|
           puts "Adding alternate name '#{an}' to #{crop}"
           AlternateName.create(
             name: an,
-            crop_id: crop.id,
+            crop_id: crop_id,
             creator_id: cropbot.id
           )
         end