Clarify that upload speed metrics are in bits

[Frenzie]

Scope

This pull request includes a

• Bug fix
• New feature
• Translation

Changes

The following changes were made

• Changed MB/s and such to Mbps to clarify that it's actually bits, not bytes

Alternate patch, keep the strings the same and change the displayed value to bytes:

diff --git a/js/fileinput.js b/js/fileinput.js
index 59a0e6b..db5046b 100755
--- a/js/fileinput.js
+++ b/js/fileinput.js
@@ -1192,7 +1192,7 @@
               n = parseFloat(fm.bpsLog[i]);
               j++;
             }
-            fm.bps = (j > 0 ? n / j : 0) * 64;
+            fm.bps = (j > 0 ? n / j : 0) * 8;
           }, delay);
           out = {
             fileId: id,