Cosmetic: Remove an unwanted line.
Subresync bar: Don't show the ampersand in "Yes"/"No" strings when not in a menu.

Also avoid reloading the same resource strings each time.
Update translations from Transifex:

 - Basque
 - British English
 - Catalan
 - Chinese (simplified)
 - Czech
 - French
 - Galician
 - German
 - Greek
 - Italian
 - Japanese
 - Malay
 - Polish
 - Portuguese (Brazil)
 - Romanian
 - Slovak
 - Spanish
 - Swedish
 - Turkish
 - Ukrainian
 - Vietnamese
Cosmetic: Fix a typo.
CompositionObject: Fix copy-paste fiasco.
installer: Add a link to open the wiki toolbar images page after installation.
installer: Remove the mutex check and use the default `CloseApplications`.

Now the installer will not perform a check when it starts for running process(es). Instead, it will warn just before the actual installation and offer to close any running process(es).

See also http://www.jrsoftware.org/ishelp/index.php?topic=setup_closeapplications and http://www.jrsoftware.org/ishelp/index.php?topic=setupcmdline
installer: remove a few default setup values and reindent.
Override default `WM_QUERYENDSESSION` and `WM_ENDSESSION` handlers.
Update Changelog.txt.