[API,INTERNAL] Removing misc_ prefix of misc module.

Note that misc_cmdparser.h is not touched and removed in another commit.
Merge branch 'develop' of git://github.com/seqan/seqan into feature/removing-misc-prefix

Conflicts:
	demos/sam2svg.cpp
	tests/misc/test_misc.cpp
[API] Removing crufty misc/parsing.h.
[API] Removing unused type SequenceMap.
[API,FIX] Adjusting files to removed misc headers.
[FIX] Adjusting sam2svg demo to new argument parser.
Merge branch 'develop' of git://github.com/seqan/seqan into feature/removing-misc-prefix

Conflicts:
	tests/multiple_translation_units/test_multiple_translation_units.cpp
	tests/multiple_translation_units/test_multiple_translation_units_2.cpp
Merge pull request #741 from holtgrewe/feature/removing-misc-prefix

[API,INTERNAL] Removing misc_ prefix of misc module.