Yet another update to Sumatra. Changes in this version:

• ability to disable auto-update check
• improved text rendering – should fix problems with overlapping text
• improved font substitution for fonts not present in PDF file
• can now open PDF files with non-ascii names
• improvements to DDE (contributed by Danilo Roascio)
• SyncTex improvements
• improve persistence of state (contributed by Robert Liu)
• fix crash when pressing 'Cancel’ when entering a password
• updated translations