* anders/diameter/transport/ERL-332:
  Fix sctp check in examples suite

To partake of the change in commit 69c5a741.

* anders/diameter/20.0/OTP-14398:
  vsn -> 2.0
  Update appup for 20.0

* anders/diameter/capx_vs_dpr/OTP-14338:
  Let candidate peers be passed to diameter:call/4
  Comment on RFC ambiguity regarding application identifiers
  Remove trailing whitespace

* anders/diameter/performance/OTP-14343: (50 commits)
  Let spawn_opt config replace erlang:spawn_opt/2 for request processes
  Move (most of) diameter_gen.hrl to diameter_gen.erl
  Change signature associated with dictionary @custom_type/@codecs
  Avoid sending answer terms between processes unnecessarily
  Refactor handling of incoming requests
  Restore diameter_codec:decode/2, update diameter_codec(3)
  Add diameter_codec option ordered_encode
  Restore undocumented Failed-AVP setting convenience
  Fix/simplify setting of one Failed-AVP
  Avoid recreating records
  Avoid recreating records
  Avoid recreating records
  Avoid recreating records
  Adapt test suites to modified encode/decode
  Simplify diameter_caps construction
  Don't compute URI defaults unnecessarily
  Don't deconstruct {TPid, Caps} unnecessarily
  Remove use of process dictionary in decode
  Remove minor diameter_config bloat
  Fix maximum AVP arity check
  ...

* anders/diameter/transport/ERL-332: (35 commits)
  Capitulate on SCTP vs sparc-sun-solaris2.10
  Remove obsolete traffic testcase
  Fix dialyzer warnings
  Remove client/server string decode from traffic suite
  Add diameter_sctp option packet
  Add diameter_sctp send/recv callbacks
  Let diameter_tcp send/recv callbacks deal in diameter_packet
  Randomly select traffic testcases
  Exercise diameter_tcp message callbacks in traffic suite
  Exercise diameter_{tcp,sctp} sender in traffic suite
  Remove upgrade from diameter_traffic
  Add diameter_tcp send/recv callbacks
  Make diameter_{tcp,sctp} sender configurable
  Remove upgrade from diameter_sctp; tweak diameter_tcp to match
  Fix incomprehensible dialyzer warning
  Simplify acks to transport processes
  Strip throttling callbacks from diameter_tcp
  Deal with (another) SCTP association id quirk on Solaris
  Use binary:copy/2 when generating largish data in test suites
  Deal with SCTP association id quirk on Solaris
  ...