0.17.1

• Fix search dialog replace button to change sensitivity without
  delay to avoid concurrent replacements (#626976)
• Save text assistant window size
• Show line lengths in text assistant confirmation page
• Hopefully fix spell-check not working on Windows (#623864)
• Build Windows installer without UI translations to avoid a partly
  translated mess (especially due to pygtk bug #574520)
• Add Hebrew translation (Yaron Shahrabani)
• Update Hungarian translation (Andrássy László)
• Update Spanish translation (Carlos Mella)