tpl: grunt: Add task 'all'
tpl: grunt: Add task 'all'

Equivalent to 'make clean all'.

Signed-off-by: Sanjeev Premi <e2c59cdd009c02452534cc3986d2bb876e0e4eac@ymail.com>

spremi/generator-angular-modsmith,spremi/generator-angular-modsmith