Allow optionally turning off XML logging
Fix strange indenting
Remove optional api version change during client instantiation. Closes #13
Merge remote-tracking branch 'upstream/master'

Conflicts:
	lib/markety/client.rb
Throw the `api_version` in the options hash, for flexibility.

Default to the latest API version, currently 2_3
Merge pull request #12 from influitive/master

Allow optionally turning off XML logging
Update with options hash
Version bump
upstream