Log Message:
macholib 1.8
Use the same dependency walk logic as otool
Added support for new load commands
Fix procesing DSYM file from XCODE 6.x
MachOGraph.locate(): When calling dyld_find(), use kwarg \ 
‘loader_path’, not ‘loader’.
Add fields to thread_command
Add missing ARM_V7S subtype.
Fix for SymbolTable
Use first Mach-O header as the default header
Issue 17: add LC_LOAD_UPWARD_DYLIB to _RELOCATABLE set
Issue 16: macholib “hangs” on invalid input
Issue 18: Bad version parsing in macho_version_helper
Issue 19: Fix aligment issue that prevented code signing
Fix issue 14: Can’t pass endian argument to p_uint64.from_str