Updates spellchecker comment in ezoe.ini

The Wiki link for the spellchecker TinyMCE plugin was broken. This update replaces the link with a working one.
Merge pull request #634 from harmstyler/patch-3

Updates spellchecker wiki url comment in ezoe.ini
Fixed: unit test depending on data retrieval order
Implemented EZP-20851: Setup Travis tests to also test prostgres for ezpublish-kernel/legacy