* Add: Links can now point to categories. If there is both a entry and category with
  the same ID, the entry wins.
* Add: In the `pages` array of an entry, a plain string can now be used as shorthand
  for a text page (petrak@)
* Add: Pamphlets, which are single-category lighter-weight books. See the
  documentation for more information.
* Fix: Attempt to fix config file churning on Forge
* Fix: Readd getCreatorModId on Forge so books show as coming from their mods instead
  of from Patchouli
* Change: Updated ru_ru translations (DrHesperus)