Update BuildingOnLinux docs
Update Building on Mac OS X docs
Fix example clips/searches loading on Linux
Simplify UseBundledInterpreter Logic
Preliminary Linux binary installer support added
Include Pull Request 161 by pinotree "Switch TempFolder to QTemporaryDir" to improve safety
Fix bug when adding existing html links to stylesheets not being updated
Fix bug in Well-Formed error messages due to bug inside gumbo's error.c
Add xmlns="
http://www.w3.org/1999/xhtml" attribute to html tag if missing
Reduce fear of Cleaning ToValidXHTML by using serialize not prettyprint
Add ability to change Sigil's user preferences directory by specifying a new path via the SIGIL_PREFS_DIR environment variable (path must be user-writable).
Fix lost DOCTYPE info when splitting or merging
Completely rework pretty printing via gumbo to be much more robust
Make identification and storage of page-map.xml more robust
Completely revamp Cleaning to use "Mend Code" and remove PrettyPrintGumbo as on option
Rename PrettyPrintGumbo to "Mend and Prettify" and move to CodeView Right-click menu
Restore Sigil's update checker that's been broken for a while
Update sigil_bs4 prettyprint_xhtml and serialize_xhtml routines to use logic of code in GumboInterface
Update sigil_bs4 to use numeric entities when faced with nbsp so they do not get lost later in Sigil
Rename "Sanity Check" to "Well-Formed Check EPUB" and remove check icon people confused with FlightCrew
Fix out of date error message referencing Tidy
Coerce missing or bad doctypes to meet either epub2 or epub3 standard
Inject empty title tag if missing from head
Html escape Index entry text used to create index.html