CallMeter3G-3.11.15

• GDPR compliance
• Google Play Store compliance

CallMeter3G-3.11.14: prepare release 3.11.14

• fix export on newer Android versions
• fix for detecting the right SIMId database column (#122, #124)
• allow alpha numerics as SIMId
• switch from depricated ViewPageIndicator to MagicIndicator

CallMeter3G-3.11.13

prepare release 3.11.13