Issue #2091429 by amitgoyal, mparker17, batigolix, Mark Conroy: Update hook_help for Tracker module
Issue #2103039 by fran seva, rodrigoaguilera, Gábor Hojtsy, ifrik, batigolix, bendev: Update hook_help for language module
Issue #2248799 by amitgoyal, Wim Leers, c31ck, joachim: Fix docs for system_sort_themes().
Issue #2091319 by amitgoyal, mparker17, cyberdog: Update hook_help for Field module
Issue #2244749 by Xano: Fix documentation in example.gitignore file