# This is a combination of 5 commits.
# The first commit's message is:
travis: added doxygen check script to travis config

# The 2nd commit message will be skipped:

#	SQUASH ME: removed unnecessary distinction between added and modified files

# The 3rd commit message will be skipped:

#	SQUASH ME: use correct diff-filter

# The 4th commit message will be skipped:

#	doccheck: added license and copyright

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#	SQUASH ME: print warnings for MR, errors for AC