Renaming of sot and tasks (renaming complete).

include/CMakeLists.txt

include/sot-core/binary-op.h

include/sot-core/constraint.h

include/sot-core/derivator.h

include/sot-core/feature-1d.h

include/sot-core/feature-abstract.h

include/sot-core/feature-generic.h

include/sot-core/feature-joint-limits.h

include/sot-core/feature-line-distance.h

include/sot-core/feature-point6d-relative.h

include/sot-core/feature-point6d.h

include/sot-core/feature-task.h

include/sot-core/feature-vector3.h

include/sot-core/feature-visual-point.h

include/sot-core/flags.h

include/sot-core/gain-adaptive.h

include/sot-core/gain-hyperbolic.h

include/sot-core/integrator-abstract.h

include/sot-core/memory-task-sot.h

include/sot-core/rotation-simple.h