Refactored to support netstandard2.0 and net4.5#847

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mitch-tofi wants to merge 5 commits intoRedth:masterfrom

mitch-tofi:master

Commits on Sep 2, 2017

Ported across and created package called PushSharp.Core
mitch-tofi
committed

Commits on Sep 21, 2018

add APNS and GCM proxy support (#1)

Caezary
authored and
mitch-tofi
committed
Update readme - syntax error (#2)

rvidis
authored and
mitch-tofi
committed

Commits on Jan 21, 2020

APNS - add support of TLS1.1 and TLS1.2 (#3)

rmidyk-cashplus
authored and
mitch-tofi
committed

Commits on Mar 4, 2021

Update GcmConfiguration.cs (#4)
KANekT
authored