Deleted QtCreator files.
Added QtCreator files to .gitignore
Created a script that automatically generate qtcreator files.
Added qtcreator rule to Makefile
Added .pro files to QtCreator config script
Added sasiae, atmega*, and stm32 rules to the main Makefile
Added clean_qtcreator rule to main Makefile
Rules sasiae, atmega*, stm32 now generate mk/all.mk
Cleaned compilation scripts.
Added cleaning rules.
Now make run the update rule by default
clean rule now remove *.mk
Removed dirty lines from qmake-generated makefiles.
Removed some useless lines in the main Makefile.
Merge pull request #47 from astralien3000/compilation

Compile chain cleaning/improvement answering issue #43.