message: [Home] Add artist rail subtitle
diff: import React from "react"
  import { createRefetchContainer, graphql, RelayRefetchProp } from "react-relay"
  -import { Animated, Easing, ScrollView, StyleSheet, View, ViewProperties, ViewStyle } from "react-native"
  +import { Animated, Easing, ScrollView, StyleSheet, TextStyle, View, ViewProperties, ViewStyle } from "react-native"
  import metaphysics from "../../../metaphysics"
  @@ -162,13 +162,16 @@ class ArtistRail extends React.Component<Props, State> {
  }
  title() {
  + return "Artists to Follow:"
  + }
  + subtitle() {
  switch (this.props.rail.key) {
  case "TRENDING":
  - return "Artists to Follow: Trending"
  + return "Trending on Artsy"
  case "SUGGESTED":
  - return "Artists to Follow: Recommended for You"
  + return "Recommended for You"
  case "POPULAR":
  - return "Artists to Follow: Popular"
  + return "Popular on Artsy"
  }
  }
  @@ -183,6 +186,9 @@ class ArtistRail extends React.Component<Props, State> {
  <SectionTitle>
  {this.title()}
  </SectionTitle>
  + <SectionTitle style={styles.subtitle}>
  + {this.subtitle()}
  + </SectionTitle>
  </View>
  {this.renderModuleResults()}
  <Separator />
  @@ -194,6 +200,7 @@ class ArtistRail extends React.Component<Props, State> {
  interface Styles {
  cardContainer: ViewStyle
  title: ViewStyle
  + subtitle: TextStyle
  }
  const styles = StyleSheet.create<Styles>({
  @@ -209,6 +216,10 @@ const styles = StyleSheet.create<Styles>({
  marginTop: 30,
  marginBottom: 10,
  },
  + subtitle: {
  + fontSize: 20,
  + fontFamily: "AGaramondPro-Regular",
  + },
  })
  interface SuggestedArtist extends ArtistCardResponse {
  