posix.cfg: Added support for more functions.
Buffer overruns: Use ValueFlow to detect negative index
astyle
CLI: Add -l command line option
astyle
Fixed compilation on Windows.

 [ci skip]
buffer overflow: clean up old checking for negative index
ValueFlow: Improved simplification inside for-loops
fixed unit test that I broke by mistake
Fixed segfault when checking libusbx (daca2)
astyle formatting

[ci skip]
Refactorization: Use SymbolDatabase to find functions in CheckUnusedFunctions
Refactorized detection of function usage in CheckUnusedFunction, fixed #5358
Ran dmake.
Regression test for #5061.
Updated manual according to #5087
Fixed false positive "unused function" #5113.
Improved information message on missing headers when included with <> (#4772)
CheckBool::checkAssignBoolToPointer: Refactor to use AST.
Fixed TODO_ASSERT_EQUAL and #5614 caused by bad simplification of return values.