(WIP) add article for Ruby Advent Calendar 2014 and Software Test Adventcalendar 2014

Complete about the quarter
half of why test spy for any object is good
change title and the sales point
complete the first crispy's strength
add ruby hash tag
set url about previous writers
lowercase crispy
modify the first reason why crispy
more section to introduce 2 important features of crispy
add the 2nd reason why crispy
note about the next day's advent calandar
add 'the future of crispy'
add how crispy works