Changelog for DigWP v3.7
@ https://digwp.com/book/errata/

Core Book

- updated Demo PDF
- updated front/back cover
- fine-tuned styles, layout, details
- updated copyright info with date and current version number
- updated opening page with version number (3 instances)
- updated and reformatted the table of contents
- updated PDF metadata, Table of Contents
- moved chapters 10-12 to supplemental PDF
- replaced all references to chapter 10, 11, 12
- replaced numerous instances of "Chapter" to "chapter"
- replaced all "Digging into" with "Digging Into"
- fixed variety of reported errata, 404 links, etc.
- p 9: adjusted position of sidebox
- p 11: added sidebox with info about bonus book
- p 17: adjusted position of sidebox
- p 24: updated sidebox content for "Twenty Thirteen"
- p 29: adjusted position of sidebox
- p 31: tightened up layout of popout box
- p 32: updated query method in sidebox
- p 44: decreased image size
- p 47: adjusted position of sidebox
- p 51: moved popout box to page 53
- p 52: updated "Theme Template Chart"
- p 53: updated sidebox infos, added link
- p 53: edited text for better usability
- p 53: Updated "Brand Your Theme" popout box
- p 68: changed color of code background
- p 69: updated sidebox info for loop.php
- p 70: added sidebox with more infos
- p 71: added sidebox about chapter 4
- p 77: added sidebox about "Links Manager"
- p 78: adjusted position of sidebox
- p 82: adjusted position of sidebox
- p 88: added sidebox about "pre_get_posts"
- p 88: moved position of existing sidebox
- p 89: added sidebox with info on query_posts
- p 161: added sidebox with info about new book
- p 189: updated icons in sidebar
- p 335: removed "SteadyOffload" from list
- p 337: reduced image size, changed layout
- p 340: added "Cache Busting" sidebox
- p 341: added shameless plug for new book
- p 341: added sidebox about bonus book
- inside back cover: added icon, updated screenshots

Supplemental Book

- updated front/back cover
- changed chapter colors (backgrounds, popouts, links, etc.)
- updated table of contents, copyright info, metadata, et al
- replaced all references to chapter 10, 11, 12
- replaced numerous instances of "Chapter" with "chapter"
- replaced all "Digging into" with "Digging Into"
- p 23: updated "Display Author Gravatar" code
- p 10: updated "Theme Options Panel" technique
- p 32: revised list of post-thumbnail resources
- p 33: updated "Metadata API" section, added sidebox
- p 40: updated information about default WP themes
- p 43: updated infos about custom backgrounds, added sidebox
- p 73: centered images in sideboxes for "zen mode"
- p 91: added sidebox note about "right out of the box"
- p 93: added sidebox note about "embedded tweets"
- p 95: replaced "until next time" message with new
- p 95: added shameless plug for new book
- inside back cover: added icon, updated screenshots