--exception-handling now takes optional argument to choose between stdout and stderr for its output. stdout is new default value
GUI, manual: some clarifications how custom user .cfg files are used (Ticket: #5847)
Fixed VS warnings in testsymboldatabase.cpp
Fixed debug message #5159
htmlreport: print the cppcheck version in the footer of the report
travis: replace kernel check with clang check.

Check clang instead of kernel, which is a lot faster.
Make clang check failure fatal to the build.
travis: run test_matchcompiler.py