v0.3.0

• Added menu item: "Extract Survey IDs from copy-pasted linked survey names"
• Prevent refresh-action script to run more than once at the same time
• Smaller enhancements:
  • Inform about appropriate user action on timeout
  • Not failing on zero matching entries when filling "Amount of answer options"
  • Remove/move duplicate gsheet files if they are encountered
  • Improved error handling