Fix an issue with nop opcodes with a non-null second byte
Make CodeItem annotations more robust
Fix typo in method index OOB error message
Add ReferenceInstruction.getReferenceType()
Add better handling for various types of invalid instructions
Allow primitive types for 21c instruction format (e.g. check-cast)
Remove --check-package-private-access option

This ties the functionality to api >= 17
Don't System.exit from baksmali.disassembleClass
occured -> occurred
Fix up option parsing code for resource id stuff to use 'i'
Replace use of System.lineSeparator(), to keep compatibility with java 6