Updating README to reflect classname change, removed CodeIgnitor compatibility block, I have no idea if this thing still works as-is in CI.
Updating README to reflect classname change, removed CodeIgnitor compatibility block, I have no idea if this thing still works as-is in CI.

chianquan/Exchange-Web-Services-for-PHP,Fuitad/Exchange-Web-Services-for-PHP,rileydutton/Exchange-Web-Services-for-PHP