minor stuff

src/views/download/download.jsx

@@ -49,7 +49,7 @@ class Download extends React.Component {
                             <FlexRow className="column download-copy">
                                 <h1 className="download-title">
                                     <img
-                                        alt=""
+                                        alt={this.props.intl.formatMessage({id: 'download.iconAltText'})}
                                         className="self-center icon"
                                         height="40"
                                         src="/images/download/placeholder.png"

src/views/download/l10n.json

@@ -9,9 +9,9 @@
   "download.startScratchDesktop": "Start Scratch Desktop",
   "download.howDoIInstall": "How do I install Scratch Desktop?",
   "download.whenSupportLinux": "When will you have Scratch Desktop for Linux?",
-  "download.supportLinuxAnswer" : "Scratch on Linux is currently not supported. We are working with partners and the open-source community to determine if there is a way we can support Linux in the future. Stay tuned!",
+  "download.supportLinuxAnswer" : "Scratch Desktop on Linux is currently not supported. We are working with partners and the open-source community to determine if there is a way we can support Linux in the future. Stay tuned!",
   "download.supportChromeOS" : "When will you have Scratch Desktop for ChromeOS?",
-  "download.supportChromeOSAnswer": "Scratch for ChromeOS is not yet available. We are working on it and expect to release later in 2019.",
+  "download.supportChromeOSAnswer": "Scratch Desktop for ChromeOS is not yet available. We are working on it and expect to release later in 2019.",
   "download.olderVersionsTitle" : "Older Versions",
   "download.olderVersions": "Looking for an older version of Scratch Desktop?",
   "download.scratch1-4Desktop" : "Scratch 1.4 Desktop",