init.el: remove the `set-default truncate-lines` comments, make `truncate-lines` nil in magit and `auto-fill-mode` off in commit buffers
init.el: remove fix-c-indent-offset-according-to-syntax-context part, replace it with new S-return, add two highlight-changes-previous/next-change shortkeys, remove no-needed python-indent-offset, add SmartTabs to do tabs for indentation, spaces for alignment
init.el: delete require-final-newline setting, make it nil in org-mode(matter in snippet files)
snippet: nxml-mode/tag_closing, change the key, add nxml-mode/CDATA
init.el: add function/shortcut to reload the ~/.emacs, make the default sentence ending with two spaces concept nil
init.el: add indent-guide, delete never used workground2 configuration
snippets: tweak
elpa: add smart-tabs-mode, delete workgroups2, updates