Sign conversion: Improved check. When its not explicit that 'int' variable is signed but it can have negative values, assume its signed
Fixed #6165 (Remove old checkUnsignedDivision checker that uses neither AST nor ValueFlow. The CheckType::checkSignConversion should be much more accurate)
Merge partially duplicate patterns
checkSignConversion: dont warn for + and -
Merge pull request #430 from Dmitry-Me/mergeDuplicatePatterns

Merge partially duplicate patterns
Ticket #6164: Added test case that now works (failed in 1.66).
Merge pull request #431 from simartin/ticket_6164_test

Ticket #6164: Added test case that now works
Refactoring tests. Use utility function to warn about unsimplified code in tests.
Ticket #6134: Improve the mechanism differentiating template declarations from template definitions.
Merge pull request #432 from simartin/ticket_6134

Ticket #6134: Improve the mechanism differentiating template declarations from template definitions.
Ticket #6121: Report a syntax error for invalid enum initializers.
Merge pull request #434 from simartin/ticket_6121

Ticket #6121: Report a syntax error for invalid enum initializers.
astyle formatting

[ci skip]
Fixed #6168 (False positive: sign conversion for inner calculation)
Refactoring. Use Token::Match instead of hardcoded patterns to increase readability.
removed some redundant null pointer checks before calling Token::Match
Fixed wrong function log10 being recommended instead of log1p
Fixed #6169 (False positive: passing uninitialized struct buffer member to strncpy)
#6163 False nullPointer for strtok(NULL, ...). Correct std.cfg
Refactoring: Merge overlapping Token::Match function calls