Issue #1534688 by johan.wilfer, generalredneck: Remove forced line breaks between message array elements.
Cannot assume mailsystem module is loaded in hook_update_N().
Issue #1272248 by mrded: Remove h3 tags from fieldset titles on settings page as they break some custom themes.
Issue #1439442 by Chi: Fix broken link to echo module on configuration page.
Issue #1403924 by Road Runner, Berdir, fenstrat: Change simplenews template to use new simplenews API.
Ensure mailsystem.module is loaded before calling mailsystem_get() function.
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