raindrops : Add default params to exercise template
raindrops : Add default params to exercise template

exercism/xpython,behrtam/xpython,mweb/python,exercism/python,N-Parsons/exercism-python,N-Parsons/exercism-python,pheanex/xpython,behrtam/xpython,smalley/python,exercism/python,smalley/python,exercism/xpython,pheanex/xpython,jmluy/xpython,jmluy/xpython,mweb/python