Addressed issue #67
Merge pull request #87 from simongog/feature_checksum

Addressed issue #67
Merge pull request #91 from simongog/tutorial

Tutorial
cleanup
moved suffix tree algorithms in the right place
fixed compiler based compile flags + sse4.2 detection
added H_k calculation to examples
fixed int_vector formatting from old astyle
Addressed issue #94
Adapted inverse suffix array notation.
fixed cst.isa () lookup
Merge branch 'general-housekeeping-and-cleanup' of git://github.com/mpetri/sdsl-lite into mpetri-general-housekeeping-and-cleanup

Conflicts:
	include/sdsl/suffix_trees.hpp
Added closing namespace bracket.
Clang compile flags fixed; csa -> isa
Added SSE4.2 detection on MacOs X #96
Merge branch 'master' into eyecandy
Renamed rank_bwt->rank, select_bwt -> bwt
Merge pull request #97 from simongog/fix_mac_sse

Added SSE4.2 detection on MacOs X #96
Merge pull request #95 from simongog/eyecandy

Addressed issue #94
Code housekeeping.