update mailchimp to fix the undefined method nil.call and added the pry for better debugging using bidding.pry
Merge pull request #238 from devton/master

update mailchimp to fix the undefined method nil.call and added the pry ...
changed default banner project to waiting_funds
Use sass variable for colors
Merge pull request #239 from josemarluedke/use_sass_var_for_colors

Use sass variable for colors
Solve conflits