Update chinese translations of Help text for server command
...
Update what was left from a copy/paste of savetiddler.tid :-)
fr-FR translation of setfield and savetiddlers docs, plus javascript type
Recommitting the old tw2parser plugin
Merge pull request #652 from xcazin/fr-FR

fr-FR translations of recently added commands and type, plus suggestion for en-GB/Help/savetiddlers.tid
Merge pull request #651 from BramChen/master

Update chinese translations of Help text for server command
Add external image build target for empty edition
Add external image support to tiddlywiki.com
Docs and image updates

These two architecture diagrams are a few hundred kilobytes, so we
don’t want them baked into the HTML file
First pass at accessibility improvements for #650
Correct chinese translations of Help text for savetiddlers
Use H1 for tiddler titles

Part of #650
Merge pull request #653 from BramChen/master

Correct chinese translations of Help text for savetiddlers
Exclude state tiddlers when saving changes

This might be a controversial change as it also means that it is no
longer possible to include `$:/state/…` tiddlers in a wiki to set up
the initial configuration.
Use H1 for page title and H2 for tiddler titles

Ideally, we’d also rebase the headings within tiddlers so that `!
Heading` would be an H3. Hopefully we’ll do that later.
Improve a11y of close buttons in open tab

a11y === accessibility
Added aria-label attribute to link widget

And document it for the button widget
Move button language to $:/language/Buttons
Add label for close button in open sidebar tab
Add label for advanced search link