provide a package target to make a marmalade compatible package
sbt support is now in sbt-mode
use the existing ELISP_COMMAND instead of EMACSBIN
add Marmalade instructions
remove the attempt at checking executables
Merge pull request #61 from nicferrier/marmalade

provide a package target to make a marmalade compatible package
Makefile clean-up
Makefile clean-up 2