Merge pull request #43 from poupotte/master

Remove useless log functions.
1.1.25
change request-json to request-json-light
use printit for logging
better blank lines
make lines less wide than 80 chars
remove request-json from dependencies
remove prefix for logging
fix printit + output help if no command is given
improve error output
improve version outputs
improve versions command output
improve versions command output
fix stack version displaying
fix stack version displaying
clean log and database commands
improve logging and refactor couchdb auth
improve error handling of update all command
improve autostop all command code style
better blank lines