Implement unquote and unquote-splicing
Distinguish between quote and quasiquote
Add tests for quasiquoting
Make sure splicing works at all times
Don't macro-expand inside quotes
it's stale
Add the (require) form.
Don't return a useless `pass` in require
Change macros to be called with separate arguments

This provides free argument-length checking for macros.
Add a defmacro builtin
Confusingly fun.
eval macros at compile time
Add a native macros test
style fixes
Merge remote-tracking branch 'paultag/feature/native-macros' into feature/native-macros

Conflicts:
	hy/compiler.py
	tests/__init__.py
Fix up the native-macros to use compiler imports
Make that test macro more lispy
Test requires from native code
Merge branch 'master' into pr/175
Add rply to dependencies

Currently, the line numbers patch from my git tree is needed.