Fix rubixi.sol and walletlibrary.sol

solidity_examples/WalletLibrary.sol

@@ -212,7 +212,7 @@ contract WalletLibrary is WalletEvents {
   }
 
   // throw unless the contract is not yet initialized.
-  modifier only_uninitialized { require(m_numOwners > 0); _; }
+  modifier only_uninitialized { require(m_numOwners == 0); _; }
 
   // constructor - just pass on the owner array to the multiowned and
   // the limit to daylimit

solidity_examples/rubixi.sol

@@ -34,7 +34,7 @@ contract Rubixi {
 
     //Fee functions for creator
     function collectAllFees() public onlyowner {
-        require(collectedFees == 0);
+        require(collectedFees > 0);
         creator.transfer(collectedFees);
         collectedFees = 0;
     }