Fix typo
For now set the runtime search path to $(LLVM_INSTALL_DIR)/lib

This is a temporary measure while libclang is being referenced from a
known external location.
Fixed style inconsistencies
Add comment to initWithPath:data:
Utility functions to convert CXStrings to NSStrings
Initial support for cursors
Fix whitespace
Merge pull request #3 from mattstevens/master

Initial support for cursors