Correct the install statement, because I was stupid not to check whether the name is taken in RubyGems.
Correct the install statement, because I was stupid not to check whether the name is taken in RubyGems.

elchingon/datetimepicker-rails,vtorres/datetimepicker-rails,zpaulovics/datetimepicker-rails,nedeco/datetimepicker-rails,vtorres/datetimepicker-rails