Added support for dyntmpl to the template system.
The Account Dashboard now sort of uses dyntmpl, more work needed here.
Renamed the pre_render_view_topic hook to pre_render_topic.
Added the GetCurrentLangPack() function.
Added the alerts_no_new_alerts phrase.
Added the account_level_list phrase.
Refactored the route rename logic in the patcher to cut down on the amount of boilerplate.
Added more route renames to the patcher. You will need to run the patcher / updater in this commit.
Added the UpdateDefaultTheme function.
Renamed panelRenderTemplate to renderTemplate.
Renamed panelSuccessRedirect to successRedirect.
Reduced the amount of boilerplate in panel.GroupsEdit with renderTemplate.
Renamed the pre_render_panel_edit_group hook to pre_render_panel_group_edit.
Reduced the amount of boilerplate in panel.GroupsEditPerms with renderTemplate.
Renamed the pre_render_panel_edit_group_perms hook to pre_render_panel_group_edit_perms.
Fixed a bug where the active status for themes didn't get loaded at start-up.
Fixed a theoretical deadlock in NewThemeList.
Updated CONTRIBUTING.md