perms: Function scope limiting, function naming consistency, documenation
Ignore .eep
Limit scope of initAtmel
Add doxygen documentation
Encapsulate CMUcam initialization in cmuCamInit()
Ignore extensionless ELF output file
Simplify and standardize makefile

Required droping avrproj_make in lieu of improved local version "avr.mk"

Now uses more implicit rules, auto-dependency generation
Cleanup and cosmetic refactoring of camera.[ch]
Add doxygen documentation