Transforms: use "clang::Tooling::Replacements" from clang, not own

Signed-off-by: Martin Zenzes <martin.zenzes@dfki.de>

Conflicts:
	Refactoring.cpp
Transform: fix warning: superfluous "const"
main: use CommonOptionsParser, read yml-file-name from argumentlist
FunctionRenameTransform: remove unused variable

Signed-off-by: Martin Zenzes <martin.zenzes@dfki.de>
main: make yml-cmdline argument optional

Signed-off-by: Martin Zenzes <mzenzes@mega2000.de>
foo stuff

Signed-off-by: Martin Zenzes <martin.zenzes@dfki.de>
FunctionRenames: renovate example

Signed-off-by: Martin Zenzes <martin.zenzes@dfki.de>
main: fix yaml-reading, add error on yml-not-found
ClassRename: renovate example

Signed-off-by: Martin Zenzes <martin.zenzes@dfki.de>
main: play around to move away from common options parser

don't wanna give compile units at commandline, but read all from json database

still wanna add global additional compiler-flags at commandline

Signed-off-by: Martin Zenzes <mzenzes@mega2000.de>