[Projects] Project list not displayed when errors in fetching project children occur
Revert "Temporarily removing project support from default.pref for M2."

This reverts commit 3c65cd0026d9b828ea4a4cf5d91bd39a165062e4.
Bug 418027 - Add editor settings for word wrap and print margin
explorer maybe gone by the time the root is loaded
make folder nav lines even ligher
Bug 418034 - Drop down menus on folder nav are not positioned under button
Bug 418034 - Drop down menus on folder nav are not positioned under button (comment#3)
content assist does not work at beginning of file (offset 0)
add single line mode sample
Remove duplicate keys in orion/nls/messages
[Bug 417828] incorrect i18n handling in pageLinksPlugin
Bug 417811 - [Projects] Move all projects list to editor page
Bug 418110 - Mini nav scrolls too much and folder nav cursor navigation does not always reveal item
Bug 418078 - Inconsistent editor navigation
[Bug 405826] Rename Content Types registry service to "orion.core.contentTypeRegistry"
[Bug 405826] rename constructor ContentTypeService to ContentTypeRegistry