adding underscore in vanity

Author: vinay035

contracts/VanityURL.sol

@@ -207,7 +207,7 @@ contract VanityURL is Ownable,Pausable {
     require(length >= 4 && length <= 200);
     for (uint i =0; i< length; i++){
       var c = bytes(_vanity_url)[i];
-      if (c < 48 ||  c > 122 || (c > 57 && c < 65) || (c > 90 && c < 97 ) )
+      if ((c < 48 ||  c > 122 || (c > 57 && c < 65) || (c > 90 && c < 97 )) && (c != 95))
         return false;
     }
     return true;

test/2_vanity.js

@@ -56,14 +56,14 @@ contract('VanityURL', function(accounts) {
             return tokenInstance.balanceOf.call(account_two);
         }).then(function(balance){
             account_two_starting_balance = balance.toNumber();
-            return vanityInstance.reserve('vinay035',{from:accounts[1]});
+            return vanityInstance.reserve('vinay_035',{from:accounts[1]});
         }).then(function(instance){
-            return vanityInstance.retrieveWalletForVanity.call('vinay035');
+            return vanityInstance.retrieveWalletForVanity.call('vinay_035');
         }).then(function(result) {
             assert.equal(result,accounts[1],"Should be able to retrive the same wallet address");
             return vanityInstance.retrieveVanityForWallet.call(accounts[1]);
         }).then(function(result) {
-            assert.equal(result,'vinay035',"Should be able to retrive the same vanity");
+            assert.equal(result,'vinay_035',"Should be able to retrive the same vanity");
         }).then(function() {
             return tokenInstance.balanceOf.call(account_one);
         }).then(function(balance) {
@@ -117,12 +117,12 @@ contract('VanityURL', function(accounts) {
 
     it("should be able to transfer a vanity", function() {
         return vanityInstance.transferOwnershipForVanityURL(accounts[3],{from:accounts[1]}).then(function(instance){
-            return vanityInstance.retrieveWalletForVanity.call('vinay035');
+            return vanityInstance.retrieveWalletForVanity.call('vinay_035');
         }).then(function(result) {
             assert.equal(result,accounts[3],"Should be able to retrive the same wallet address");
             return vanityInstance.retrieveVanityForWallet.call(accounts[3]);
         }).then(function(result) {
-            assert.equal(result,'vinay035',"Should be able to retrive the same vanity");
+            assert.equal(result,'vinay_035',"Should be able to retrive the same vanity");
         }).catch(function(error){
             assert.isUndefined(error,"should be able to reserve a url")
         })