Update content for “Ways to take money from your pension pot” article.

See: https://docs.google.com/a/digital.cabinet-office.gov.uk/document/d/1I2ZtD4wmxezh6euLPW9aYZ6kdo3yhpz76SwVPcSzs0E/edit
Merge branch 'ggp-20141106-alpha' of github.com:guidance-guarantee-programme/prototypes into ggp-20141106-alpha