covidsymptom 0.9.3

• Data updated up to January 2022
• Adding new dataset (tests)

covidsymptom 0.9.2

• Data updated up to March 29
• Fixed dependencies.
• Fixed errors for solaris.

covidsymptom 0.9.1

• Data updated up to March 18
• Added a NEWS.md file to track changes to the package.
• Fixed updated_csss_data errors.