remove metacoin test

test/metacoin.js

-contract('MetaCoin', function(accounts) {
-  it("should put 10000 MetaCoin in the first account", function() {
-    var meta = MetaCoin.deployed();
-
-    return meta.getBalance.call(accounts[0]).then(function(balance) {
-      assert.equal(balance.valueOf(), 10000, "10000 wasn't in the first account");
-    });
-  });
-  it("should call a function that depends on a linked library  ", function(){
-    var meta = MetaCoin.deployed();
-    var metaCoinBalance;
-    var metaCoinEthBalance;
-
-    return meta.getBalance.call(accounts[0]).then(function(outCoinBalance){
-      metaCoinBalance = outCoinBalance.toNumber();
-      return meta.getBalanceInEth.call(accounts[0]);
-    }).then(function(outCoinBalanceEth){
-      metaCoinEthBalance = outCoinBalanceEth.toNumber();
-
-    }).then(function(){
-      assert.equal(metaCoinEthBalance,2*metaCoinBalance,"Library function returned unexpeced function, linkage may be broken");
-
-    });
-  });
-  it("should send coin correctly", function() {
-    var meta = MetaCoin.deployed();
-
-    // Get initial balances of first and second account.
-    var account_one = accounts[0];
-    var account_two = accounts[1];
-
-    var account_one_starting_balance;
-    var account_two_starting_balance;
-    var account_one_ending_balance;
-    var account_two_ending_balance;
-
-    var amount = 10;
-
-    return meta.getBalance.call(account_one).then(function(balance) {
-      account_one_starting_balance = balance.toNumber();
-      return meta.getBalance.call(account_two);
-    }).then(function(balance) {
-      account_two_starting_balance = balance.toNumber();
-      return meta.sendCoin(account_two, amount, {from: account_one});
-    }).then(function() {
-      return meta.getBalance.call(account_one);
-    }).then(function(balance) {
-      account_one_ending_balance = balance.toNumber();
-      return meta.getBalance.call(account_two);
-    }).then(function(balance) {
-      account_two_ending_balance = balance.toNumber();
-
-      assert.equal(account_one_ending_balance, account_one_starting_balance - amount, "Amount wasn't correctly taken from the sender");
-      assert.equal(account_two_ending_balance, account_two_starting_balance + amount, "Amount wasn't correctly sent to the receiver");
-    });
-  });
-});