Honor passed in sqlite options when creating persistent store - this is needed to control the journal_mode in ios7 and osx 10.9.   See https://developer.apple.com/library/mac/releasenotes/DataManagement/WhatsNew_CoreData_OSX/#//apple_ref/doc/uid/TP40013395-CH1-SW1.
Fix #1782

Must use extern "C" otherwise C functions are not linked with the build when called from Objective C++ (.mm) files
Rename data source method implementation to match the one in the protocol.
Fix RKMappingOperation skipping validation when data source tells it to set unchanged values.
A
missed copying over sourceToDestintationKeyTransformationBlock
More C headers that make the link fail when included in Objective C++ files (#1782)
Test for C headers in Objective C++ files (#1782)
Ignore *.xccheckout files
Merge pull request #1924 from rivera-ernesto/ignore_xccheckout_files

Ignore *.xccheckout files
Merge pull request #1805 from RogyMD/patch-1

first object getter changed
Merge pull request #1793 from Coneko/bugfix/rkmanagedobjectmappingoperationdatasource-misnamed-protocol-implementation

Rename data source method implementation
Merge pull request #1825 from RyzacInc/development

missed copying over sourceToDestintationKeyTransformationBlock
Merge pull request #1783 from mobiware/development

Fix #1782
Merge pull request #1668 from cfis/sqliteoptions

Honor sqlite Store Options