Made currency code a VARCHAR(3) field as ISO 4217 codes are always three letters
Changed ip column in history table to VARBINARY(16) to make it IPv6 compatible
Revert "Changed ip column in history table to VARBINARY(16) to make it IPv6 compatible"

This reverts commit 19e3677308e8a7314a98627eff574416305ee4cd.
#50 added usage of wp remote functions
#50 fixed typo
Merge pull request #53 from laterpay/50_fix_problems_with_browscap_auto-updates

50 fix problems with browscap auto updates
Use two spaces after "PRIMARY KEY" because otherwise the database migration will fail (yes, really).
#52 revised mySQL table definitions to comply with dbDelta requirements
#52 fixed issue with sql ctreate queries
Merge pull request #54 from laterpay/feature/52_fix_corrupted_database

#52 revised mySQL table definitions to comply with dbDelta requirements
Merge branch 'refs/heads/master' into feature/46_improve_price_management