Analyzer internally as a generator
analyser and lexical returns a generator
Code line generator: lexical/analyse from str/file
Rewrite analyse (code_line_generator proper use)
Syntax input is now a token generator
New UnkownToken exception (from analyse)
analyser corner cases testing: empty token_types
Merge branch 'analyser' of https://github.com/danilobellini/pyNES into 0.1.x

Conflicts:
	pynes/compiler.py
Merge pull request #15 from danilobellini/analyser

analyser using generators #11
Merge branch 'master' of https://github.com/gutomaia/pyNES

Conflicts:
	pynes/analyzer.py
	pynes/compiler.py
	pynes/tests/adc_test.py
	pynes/tests/and_test.py
	pynes/tests/asl_test.py
	pynes/tests/background_test.py
	pynes/tests/bcc_test.py
	pynes/tests/bcs_test.py
	pynes/tests/beq_test.py
	pynes/tests/bit_test.py
	pynes/tests/bmi_test.py
	pynes/tests/bne_test.py
	pynes/tests/bpl_test.py
	pynes/tests/bvc_test.py
	pynes/tests/bvs_test.py
	pynes/tests/clc_test.py
	pynes/tests/cld_test.py
	pynes/tests/cli_test.py
	pynes/tests/clv_test.py
	pynes/tests/cmp_test.py
	pynes/tests/compiler_test.py
	pynes/tests/cpx_test.py
	pynes/tests/cpy_test.py
	pynes/tests/dec_test.py
	pynes/tests/dex_test.py
	pynes/tests/dey_test.py
	pynes/tests/directive_test.py
	pynes/tests/eor_test.py
	pynes/tests/guide_test.py
	pynes/tests/inc_test.py
	pynes/tests/inx_test.py
	pynes/tests/iny_test.py
	pynes/tests/jmp_test.py
	pynes/tests/jsr_test.py
	pynes/tests/lda_test.py
	pynes/tests/ldx_test.py
	pynes/tests/ldy_test.py
	pynes/tests/lsr_test.py
	pynes/tests/nop_test.py
	pynes/tests/ora_test.py
	pynes/tests/pha_test.py
	pynes/tests/php_test.py
	pynes/tests/pla_test.py
	pynes/tests/plp_test.py
	pynes/tests/rol_test.py
	pynes/tests/ror_test.py
	pynes/tests/rti_test.py
	pynes/tests/rts_test.py
	pynes/tests/sbc_test.py
	pynes/tests/sec_test.py
	pynes/tests/sed_test.py
	pynes/tests/sei_test.py
	pynes/tests/sta_test.py
	pynes/tests/stx_test.py
	pynes/tests/sty_test.py
	pynes/tests/tax_test.py
	pynes/tests/tay_test.py
	pynes/tests/tsx_test.py
	pynes/tests/txa_test.py
	pynes/tests/tya_test.py