Initial code pass to not display "Source" and "Get PDF" NavBar buttons on the /changelog page.

client/homebrew/homebrew.jsx

@@ -48,7 +48,7 @@ const Homebrew = createClass({
 						<Route path='/user/:username' component={(routeProps)=><UserPage username={routeProps.match.params.username} brews={this.props.brews} />}/>
 						<Route path='/print/:id' component={(routeProps)=><PrintPage brew={this.props.brew} query={queryString.parse(routeProps.location.search)} /> } />
 						<Route path='/print' exact component={(routeProps)=><PrintPage query={queryString.parse(routeProps.location.search)} /> } />
-						<Route path='/changelog' exact component={()=><SharePage brew={{ title: 'Changelog', text: this.props.changelog }} />}/>
+						<Route path='/changelog' exact component={()=><SharePage brew={{ title: 'Changelog', text: this.props.changelog }} showSource=false showPrint=false />}/>
 						<Route path='/' component={()=><HomePage welcomeText={this.props.welcomeText}/>}/>
 					</Switch>
 				</div>

client/homebrew/pages/sharePage/sharePage.jsx

@@ -25,7 +25,9 @@ const SharePage = createClass({
 				updatedAt : null,
 				views     : 0,
 				renderer  : ''
-			}
+			},
+			showSource : true,
+			showPrint  : true
 		};
 	},
 
@@ -79,6 +81,21 @@ const SharePage = createClass({
 		</div>;
 	},
 
+	renderPrint : function(){
+		if(!this.state.showPrint) return;
+		return <PrintLink shareId={this.processShareId()} />;
+	}
+
+	renderSourceDropdown : function(){
+		if(!this.state.showSource) return;
+		return <Nav.item icon='fas fa-code' color='red' className='source'
+						onMouseEnter={()=>this.handleDropdown(true)}
+						onMouseLeave={()=>this.handleDropdown(false)}>
+						source
+						{this.renderDropdown()}
+					</Nav.item>;
+	},
+
 	render : function(){
 		return <div className='sharePage sitePage'>
 			<Meta name='robots' content='noindex, nofollow' />
@@ -88,13 +105,8 @@ const SharePage = createClass({
 				</Nav.section>
 
 				<Nav.section>
-					<PrintLink shareId={this.processShareId()} />
-					<Nav.item icon='fas fa-code' color='red' className='source'
-						onMouseEnter={()=>this.handleDropdown(true)}
-						onMouseLeave={()=>this.handleDropdown(false)}>
-						source
-						{this.renderDropdown()}
-					</Nav.item>
+					{this.renderPrint()}
+					{this.renderSourceDropdown()}
 					<RecentNavItem brew={this.props.brew} storageKey='view' />
 					<Account />
 				</Nav.section>