Fixed a bug with the contract listing

Author: rakeshbs

solc_helper

@@ -45,7 +45,7 @@ def get_contract_to_deploy(compiled_object)
   return compiled_object.keys[0] if compiled_object.keys.count == 1
   puts "Which contract do you want to deploy?"
   choice = 0
-  while choice <= 0 || choice >= compiled_object.keys.count
+  while choice <= 0 || choice > compiled_object.keys.count
     compiled_object.keys.each.with_index do |key, i|
       puts "#{(i+1)}. "+key
     end