modif pour passage par rails
Merge branch 'master' of github.com:hleclerc/Celo
Supress dependancy on Sipe in Makefile (which were not used).
Add "clean" target to Makefile

The clean target may not be complete.
Complete "clean" target.
simplifications
Merge branch 'master' of github.com:hleclerc/Celo
Merge branch 'master' of github.com:structure-computation/Celo

Conflicts:
	Makefile
Print inutile
beg SSL
Beg Ssl
cert example
big cleanup