refactoring
Merge branch 'dams/erlang' of https://github.com/Sereal/Sereal into dams/erlang

Conflicts:
	Erlang/Decoder/c_src/decoder.c
Merge branch 'dams/erlang' of https://github.com/Sereal/Sereal into dams/erlang
remove partial parsing: not used
Error-checking for unstructured Sereal tail
Tests fix
cleanup;
moved debug flag to Makefile: so by default it's off; turned on by:
make DEBUG=1
Encoder PoC
Iterative version of encoding
Iterative version of encoding
Some cleanup
correct options processing
Merge branch 'dams/erlang' of https://github.com/Sereal/Sereal into dams/erlang

Conflicts:
	Erlang/Decoder/c_src/decoder.c