add GNU/Make lecture
Merge pull request #7 from pkarneliuk/master

GNU/make lecture added
Merge remote-tracking branch 'yura_adamov/master'
Example for simple Makefile, library, rpath and libs linking order
Added template for epam slides
Added --no-as-needed to example to aoid optimizations in different
distros.
Added elf intro and ldd
Fixed elf and ldd
Added nm utility
Added intro-slide
Added objdump. Example moved into separate file
Lecture 15-elf.tex
Fixed missed option
Merge branch 'master' of https://github.com/d4s/linux_courses
Mind Map updated
Merge branch 'master' of https://github.com/d4s/linux_courses
Debug tools files created
Moved files into intended place
printf slide