Stop exporting assertions from order-utils

packages/order-utils/src/assert.ts

@@ -12,10 +12,6 @@ import { isValidSignature } from './signature_utils';
 
 export const assert = {
     ...sharedAssert,
-    isValidSignature(orderHash: string, ecSignature: ECSignature, signerAddress: string) {
-        const isValid = isValidSignature(orderHash, ecSignature, signerAddress);
-        this.assert(isValid, `Expected order with hash '${orderHash}' to have a valid signature`);
-    },
     async isSenderAddressAsync(
         variableName: string,
         senderAddressHex: string,
@@ -28,8 +24,4 @@ export const assert = {
             `Specified ${variableName} ${senderAddressHex} isn't available through the supplied web3 provider`,
         );
     },
-    async isUserAddressAvailableAsync(web3Wrapper: Web3Wrapper): Promise<void> {
-        const availableAddresses = await web3Wrapper.getAvailableAddressesAsync();
-        this.assert(!_.isEmpty(availableAddresses), 'No addresses were available on the provided web3 provider');
-    },
 };