Update chinese translations
* Add confirmation for clearing password
Update Searching.tid
Merge remote-tracking branch 'upstream/master'
Update chinese translations
* Add "new here" button
* Add "new journal" button
* Add default title of new tiddler
add install instruction
Revert to simple tooltip for newhere button

At present we can’t arrange for the hint to be wikified when it’s used
as the button tooltip.
Improve new here button
Merge remote-tracking branch 'upstream/master'
Revert to simple tooltip for newhere button for chinese translations
new UI texts, fixing some more typos
Make date format strings be translateable

Note for translators: I’m planning to release 5.1.3 later today.

Fixes #954
Merge remote-tracking branch 'upstream/master'
Add chinese date format strings
added date translations. Fix default date formats
Ensure new-here tag is quoted

Fixes problem with new here on tiddlers with spaces in their title.
Thanks to @simonbaird

Fixes #956
Move new journal strings into language directory
Merge pull request #955 from pmario/language-de

new UI texts, fixing some more typos
Merge pull request #953 from buggyj/tw2parserdoc

add install instruction
Merge remote-tracking branch 'upstream/master'
Navigate widget docs update