add SASS to gulp-make and gulp-watch. Improve watched folders
add SASS to gulp-make and gulp-watch. Improve watched folders

gocardless/api-docs,gocardless/api-docs,gocardless/api-docs,gocardless/api-docs,gocardless/api-docs,gocardless/api-docs,gocardless/api-docs,gocardless/api-docs