Overview of changes in ModemManager 0.6.2
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This is a new stable release of ModemManager 0.6.x.  Changes include:

- Support added for LTE access technology reporting and preference on 3GPP modems
- Report EVDO signal quality for CDMA/EVDO modems when using EVDO
- Fix crashes reading operator name in different character sets
- Fix a segfault in the GSM facility lock handling
- Add a plugin for Via-based CDMA devices
- Better handling of signal quality on GSM modems and Huawei CDMA modems
- Better access technology reporting on Icera-based and Ericsson modems
- Increase connect timeout for newer Sierra devices
- Better detection of the data port on newer Huawei modems
- Ensure failed connect actually fails on Ericsson modems
- Fix roaming detection on Novatel CDMA devices
- Fix detection of existing PDP contexts when an IPv6 context is defined
- Fix an error parsing GSM scan results
- Allow longer response time for Ericsson PIN status response
- Implement band handling for ZTE Icera-based modems
- Update udev rules for some newer devices

While this is a stable release of ModemManager 0.6, all users are encouraged to
upgrade to the much more capable ModemManager 0.8.  After the 0.8 release, the
0.6 series will only receive maintenance updates.