Merge pull request #4 from indykish/master

Packaging changes for 0.5 deb (make it build from our packager)
Merge pull request #5 from indykish/master

auto create /var/run/megam/megamd /var/run/megam/megamd
Megam packages polishing #6 #7 #8
Merge pull request #9 from thomasalrin/master

Megam packages polishing #6 #7 #8
postinst for megam private gems installation
Merge pull request #10 from thomasalrin/master

postinst for megam private gems installation
change herk.log to megamd.log