[FIX] Fixed a lookup problem as well as a cast problem in one of the tests.
[FIX] Started to adapt the demos to the new stream module.
[FIX] Adapted the parse_lm module to the new stream module.
Merge branch 'feature/stream/stellar_parser' into feature/stream/fix-demos
[FIX] Fixed a compile issue.
[FIX] Adapted the sam tool to the new stream module.
Merge branch 'feature/stream/fix-sak' into feature/stream/fix-sak2

Conflicts:
	core/include/seqan/bam_io/bam_file.h
	core/include/seqan/seq_io/sequence_file.h
[FIX] replaced outdated AutoSeqStreamFormat by AutoSeqFormat, repaired fasta_fastq.h
[FIX] SequenceFile<...> replaced by SeqFileIn/Out
[FIX] renamed record_reader.h
[FIX] fixed tutorials
[FIX] lexical cast warnings removed
[FIX] fixed benchmark_stream_xxx
[FIX] fixed most of the seq_io tests, missing are stream and parse_lf tests
[FIX] fixed stream tests
[FIX] fixed extras tests
Merge pull request #18 from weese/feature/stream/fix-sak2

[FIX] Fixed sak; ported seq_io demos and tests