Solution: remove extra const

Fix various code style issues

Solution: remove

Solution: remove else

Solution: replace by bool literals

Solution: simplify to comparison against 0

Solution: configured clang-tidy check and applied fixes

Solution: define and apply parameter naming style: lower_case_

Fix ZMQ_HEARTBEAT_TTL maximum value check

Solution: provide definition based on _UI16_MAX

Solution: added tests

Solution: use UINT16_MAX

Fix sonarcloud component name

Solution: prefix project key with repo name

Add CI for VS2008 and VS2010 and fix their builds

Problem: missing sonarqube token

Solution: add it

Add static analysis

Solution: configure to run only on scheduled runs or on specifically named branches

Solution: skip analysis build in install stage

Solution: restrict to specific branches

Solution: add initial .clang-tidy config file

Solution: specify not to use stdint.h for VS<=2008, fixes #3025

Solution: fix indentation

Solution: make allocator a member of decoder_base_t

Solution: add to appveyor jobs

Solution: activate clang-tidy, scan-build and sonar-scanner

Solution: Enable VS static analyzer and core guideline checks

Problem: autotools build broken

Solution: fix directory reference

Support epoll polling under Windows with wepoll

Problem: test_context_socket is not thread-safe

Solution: skip tests than can never succeed with MSVC

Problem: prepared Visual Studio solution files are hard to maintain and redundant with CMake builds

Solution: use regular zmq_socket instead in thread functions

Solution: declare them as deprecated

Solution: increase timeout

Solution: disable test cases

Solution: use unity mechanism for ignoring with message

Solution: increase timeout, remove timeout settings for unsupported poll poller