Add quicklinks to hardware status page

- Renames SetFocusMixin to JumpLinkMixin to better describe what the
mixin is for: jump links like quick links and skip to main content
- Adds scrollToOffset method to JumpLinkMixin methods to scroll to
selected page elements
- Scroll offset is required to show table header below the nav header
- Setting focus is required for accessibility

Signed-off-by: Dixsie Wolmers <dixsie@ibm.com>
Change-Id: I500a2d70727c5a78aeae4a6193ba22a38e4f0b6f
diff --git a/src/locales/en-US.json b/src/locales/en-US.json
index 34efa62..ef4a417 100644
--- a/src/locales/en-US.json
+++ b/src/locales/en-US.json
@@ -372,6 +372,7 @@
     "bmcManager": "BMC manager",
     "chassis": "Chassis",
     "processors": "Processors",
+    "quicklinkTitle": "Quick links to hardware components",
     "system": "System",
     "table": {
       "assetTag": "Asset tag",