"time_zone" setting added to EN settings.xml file

(cherry picked from commit 17e2bc6c77377c6ea8ba892e079d7b9f616aff18)
Duplicate call of settings examples template removed.

(cherry picked from commit 0931184522227e7e7bba79d7739567033dbf8c42)
JS style updated; "Further reading" link added
"tmp" setting removed - see JIRA-1013