Update epupdate url

This file is used by EP-Launch to notify about updates.  The old url
would not render properly in a browser because of how GitHub servers
raw.github.com content.  This change points to a github pages page,
which renders html as expected.
Fix array bound for sql intervalInMinutes

[#1306026]
Fix array bound for sql lastDayOfMonth

[#1306026]
Merge branch 'develop' into update_sqlite