[GH-15906][MM-22844] Redesign welcome and verify email. (#16824)

Automatic Merge

i18n/en.json

@@ -2706,6 +2706,10 @@
     "id": "api.templates.email_footer",
     "translation": "To change your notification preferences, log in to your team site and go to Account Settings > Notifications."
   },
+  {
+    "id": "api.templates.email_footer_v2",
+    "translation": "© 2020 Mattermost, Inc. 855 El Camino Real, 13A-168, Palo Alto, CA, 94301"
+  },
   {
     "id": "api.templates.email_info1",
     "translation": "Any questions at all, mail us any time: "
@@ -2950,6 +2954,14 @@
     "id": "api.templates.post_body.button",
     "translation": "Go To Post"
   },
+  {
+    "id": "api.templates.questions_footer.info",
+    "translation": "Email us any time at "
+  },
+  {
+    "id": "api.templates.questions_footer.title",
+    "translation": "Questions?"
+  },
   {
     "id": "api.templates.remove_expired_license.body.renew_button",
     "translation": "Renew License Now"
@@ -3052,11 +3064,27 @@
   },
   {
     "id": "api.templates.verify_body.info",
-    "translation": "Please verify your email address by clicking below."
+    "translation": "This email address was used to create an account with Mattermost."
+  },
+  {
+    "id": "api.templates.verify_body.info1",
+    "translation": "If it was not you, you can safely ignore this email."
+  },
+  {
+    "id": "api.templates.verify_body.serverURL",
+    "translation": "{{ .ServerURL }}."
+  },
+  {
+    "id": "api.templates.verify_body.subTitle1",
+    "translation": "Thanks for joining "
+  },
+  {
+    "id": "api.templates.verify_body.subTitle2",
+    "translation": "Click below to verify your email address."
   },
   {
     "id": "api.templates.verify_body.title",
-    "translation": "You've joined {{ .ServerURL }}"
+    "translation": "Verify your email address"
   },
   {
     "id": "api.templates.verify_subject",
@@ -3090,9 +3118,17 @@
     "id": "api.templates.warn_metric_ack.subject",
     "translation": "Mattermost Contact Us request"
   },
+  {
+    "id": "api.templates.welcome_body.app_download_button",
+    "translation": "Download"
+  },
   {
     "id": "api.templates.welcome_body.app_download_info",
-    "translation": "For the best experience, download the apps for PC, Mac, iOS and Android from:"
+    "translation": "For the best experience, download the apps for PC, Mac, iOS and Android."
+  },
+  {
+    "id": "api.templates.welcome_body.app_download_title",
+    "translation": "Download the desktop and mobile apps"
   },
   {
     "id": "api.templates.welcome_body.button",
@@ -3100,19 +3136,27 @@
   },
   {
     "id": "api.templates.welcome_body.info",
-    "translation": "Please verify your email address by clicking below."
+    "translation": "This email address was used to create an account with Mattermost."
   },
   {
-    "id": "api.templates.welcome_body.info2",
-    "translation": "You can sign in from:"
+    "id": "api.templates.welcome_body.info1",
+    "translation": "If it was not you, you can safely ignore this email."
   },
   {
-    "id": "api.templates.welcome_body.info3",
-    "translation": "Mattermost lets you share messages and files from your PC or phone, with instant search and archiving."
+    "id": "api.templates.welcome_body.serverURL",
+    "translation": "{{ .ServerURL }}."
+  },
+  {
+    "id": "api.templates.welcome_body.subTitle1",
+    "translation": "Thanks for joining "
+  },
+  {
+    "id": "api.templates.welcome_body.subTitle2",
+    "translation": "Click below to verify your email address."
   },
   {
     "id": "api.templates.welcome_body.title",
-    "translation": "You've joined {{ .ServerURL }}"
+    "translation": "Welcome to the team"
   },
   {
     "id": "api.templates.welcome_subject",