rules_doxygen 2.4.1

Added

• Doxyfile is now included in the doxygen rule DefaultInfo provider
• Mnemonic DoxygenBuild added to the ctx.run in the doxygen rule
• Added support by default for the $(OUTDIR) make variable in the doxygen rule #28 (thanks to @kaycebasques)
• doxylink example in the documentation

Changed

• Updated documentation
• More information in the progress message of the doxygen rule

Full Changelog: 2.4.0...2.4.1