fix linting errors

app/components/add-contributor/component.js

@@ -19,7 +19,7 @@ export default Component.extend({
 
   isValidAddress: function() {
     // TODO: add proper address validation
-    return this.get('newContributor.address') !== ''
+    return this.get('newContributor.address') !== '';
   }.property('kredits.web3', 'newContributor.address'),
 
   isValidName: function() {

app/components/add-proposal/component.js

@@ -19,7 +19,7 @@ export default Component.extend({
 
   isValidRecipient: computed('proposal.recipientAddress', function() {
     // TODO: add proper address validation
-    return this.get('proposal.recipientAddress') !== ''
+    return this.get('proposal.recipientAddress') !== '';
   }),
 
   isValidAmount: computed('proposal.amount', function() {

app/controllers/index.js

@@ -101,7 +101,9 @@ export default Ember.Controller.extend({
   _handleProposalVoted(proposalId, voter, totalVotes) {
     this.get('model.proposals')
         .findBy('id', proposalId.toNumber())
-        .incrementProperty('votesCount', 1);
+        .setProperties({
+          'votesCount', totalVotes
+        });
   },
 
   _handleTransfer(data) {

app/services/kredits.js

@@ -46,7 +46,7 @@ export default Service.extend({
       debug('[kredits] Creating new instance from npm module class');
       let providerUrl = localStorage.getItem('config:web3ProviderUrl') || config.web3ProviderUrl;
       let networkId = web3.version.network;
-      web3Provider = new ethers.providers.Web3Provider(web3.currentProvider, {chainId: network});
+      web3Provider = new ethers.providers.JsonRpcProvider(providerUrl, {chainId: network});
     }
 
     this.set('web3Provider', web3Provider);