Updated changelog through v2.1.1

Switched on changelog and index ...

Also removed all “NJS” from changelogs.

Stripped out tabs

Fixed overfull hboxes in source (closes #43)

Enabled SyncTeX

Fixed missing \end{macrocode}

Fixed LaTeX-workshop recipes

Refactored marks printing (closes #32)

Prevented auto LaTeX build in VS Code

• Added more detail to automatically generated instructions for embargoed exams. ...

• Updated my email address.
• Bumped version to 2.4.1.

• Added FAQ about list environments and vertical space. ...

• Changed FAQs to level 3 headings.

• Corrected 2.4 release date.

• Added new calculator rules to history.

• Incorporated new 2016 calculator rules (closes #35). ...

• Refactored handling of “subject to inspection” lines to provide greater formatting flexibility.

• Added embargo document class option (closes #38).

• Changed a couple of “doesn't” to “does not” in error messages.

• Fixed missing default for /exam section/verify total (closes #39). ...

• Fixed documentation for first use of lastexpected.
• Moved setting of lastexpected in subsubquestion to the end, to be consistent with the structure of the other quetsion environments.

• Updated version number and release notes (closes #24).

• Merged Makefile fixes from master into dev.

• Corrected variable name for texmf install tree from TEXMF_INSTALL to TEXMFHOME (closes #37).

• Updated checksum.

• Switched to pgfkeys instead of kvoptions. ...

• Moved xsection counter and made sectrunning reset when it increments.
• Added support for question mark subtotals via “show totals” PGF key (closes #15).
• Enhanced suppression of question marks via “hide totals” PGF style.
• Added ability to suppress verification of sub-question running totals via “don't verify total” PGF key, to cater for optional sub-questions that sum to something other than the expected total (closes #5).
• Made question environments more internally consistent.
• Updated code documentation accordingly.

• Enabled key-value options for examsection. ...

• Replaced examsection* with examsection[hidetitle].
• Changed key-value families to by-environment namespaces.
• Updated documentation accordingly.

• Added some initial not-working code for key-value options in sections and questions.

• Suppressed printing of (sub-…)question marks when the mark total is zero (closes #4). ...

• Updated documentation accordingly.

• Renamed examsection to @examsection. ...

• Created two wrapper environments for @examsection, examsection and examsection*.
• Added \if@unnumberedsect switch to control exam section mode.
• Made section title dependent on \if@unnumberedsect.
• Typeset section instructions in bold face.
• Updated documentation accordingly.

• Added “(TOTAL xx MARKS)” to the default section instructions.

• Changed how marks are positioned (closes #28).

Merged in documentation and filename changes from master.

• Fixed broken formatting of FAQ question.