Added APN for Tal Iceland, ref CYAN-5026.
Note that I am not on that network myself so I have not been able to verify the settings. However, they are taken from the official support site.

Change-Id: I8b803f5af6e6c307f4ce85f1e20bf75050bcf1be
apns-conf.xml: update verizon apns

* these are taken from the latest jfltevzw ota update
* appears bearer is no longer needed
* general cleanup of duplicates

Change-Id: Ida43d7e1419d58a50d16c02d51d2bc4ed3495aa6
apns-conf: Fix Elisa EE MMS port.

According to https://www.elisa.ee/et/Eraklient/Pood/setup/58

Change-Id: I2bd046646c98f04490ddfdb6be051ce50cf994e7
Add TIGO and VOX for Paraguay

Change-Id: Ia7d13515e34b14bb46a572f6ef099316a7e1981c
Add APN for Telenet when internationally roaming (MNC=206 MCC=01)

Change-Id: Ia63215206a4129cdef09dd39a4d1d721e789fb10
apns-conf.xml: add Tiscali Mobile (Italy) APNs

Change-Id: I5d34e00357a7efe884c980df5f8da354a2714e2e
Add APNs for Claro (Panama)

Change-Id: I5154650f721942424ae6c9e7cb4c028d042164eb
Add APN for Tele2 4G

Change-Id: I081867e026fa8a406b99c6ad802a16bd30896cf0