updated line endings

line endings
Added the create command

Added the create command:
Steam can now be automatically installed to DIR_STEAMCMD
It will install Steam, update it, then install the server in the
location specified by $DIR_ROOT
If steamcmd already exists the server is created
If the server already exists it will be updated instead
Changed 'update' to create the log directory automatically to get rid of
some errors
Changed 'update' to create the game directory automatically to get rid
of some errors