Add a FAQ to discuss URI::InvalidURIError httpi issue
Add a FAQ to discuss URI::InvalidURIError httpi issue

Sparked by the always helpful @catskull on this issue:

https://github.com/savonrb/savon/issues/488#issuecomment-46463869

enahum/savon,rtrepo/savon,zerobatu/savon,latortuga/savon,billr578/savon,Eric-Guo/savon,savonrb/savon,SICSoftwareGmbH/savon,oafridi/savon