Contact/event: fix creating items on non-default journals.

Fixes #22

src/components/ContactEdit.tsx

@@ -341,6 +341,7 @@ class ContactEdit extends React.PureComponent {
               Saving to
             </InputLabel>
             <Select
+              name="journalUid"
               value={this.state.journalUid}
               onChange={this.handleInputChange}
             >

src/components/EventEdit.tsx

@@ -243,6 +243,7 @@ class EventEdit extends React.PureComponent {
               Saving to
             </InputLabel>
             <Select
+              name="journalUid"
               value={this.state.journalUid}
               disabled={this.props.item !== undefined}
               onChange={this.handleInputChange}