support for portal user logins (via LoginScopeHeader)
Update to API v27.0
fix memory leak in portalLogin.
update base API version to v28
ensure cookies are disabled, and log debug info should we get an completely invalid API response.
fix stupid NSInteger / NSLog nonsense.
add support for QueryOptions/batchSize
add additional fields for v29 API support
expose response soap headers in BaseClient
expose the new soap response LimitInfoHeader in the client
show API REQUEST limit info in query sample.
Merge branch 'master' of github.com:superfell/zkSforce

Conflicts:
	zkSforce/zkSforceClient.h
	zkSforce/zkSforceClient.m
Support for ConvertLead
read me updates
sample project update for leadConvert
first pass at switching to code-gen classes
rename zkSaveResult files to ZKSaveResult
Use generated ZKSaveResult class and move statusCode/message helpers to a new category file
call category for additional helpers on generated classes "Extras"
move helper methods on ZKRelatedList to new category